Royal Icing Frequently Asked Questions (FAQs) — Honey Blonde (2024)

Royal Icing Frequently Asked Questions (FAQs) — Honey Blonde (1)

Royal icing is one of the recipes I get the most questions about. Not only is it the most popular recipe on my site, but it can be tricky for some people to master.

Since we are in the season of decorating lots and lots of cookies, I thought I would pool together the most frequently asked questions about royal icing to help you out as you embark on your own cookie decorating fun!

Royal Icing Frequently Asked Questions (FAQs) — Honey Blonde (2)

Q: How do you get the various consistencies of icing?

A: To get stiff, piping, and flood consistency of icing it all depends on the amount of water added to the the powdered sugar and meringue powder. I always recommend starting with stiff consistency (the consistency of a thick frosting, keeps relatively stiff peaks) then adding more water to get piping or flood consistency. Unfortunately, I can’t give you an exact measurement because it depends on how much icing you are working with and how humid your kitchen is. However, my rule of thumb is that piping consistency icing flows off a spoon in large globs and forms soft peaks that never fully settle back into a flat surface. Piping consistency icing settles back into a completely flat surface within 10-15 seconds. Refer to this post for more information.

Q: Can I freeze the cookies after they have been iced?

A: I do not recommend freezing the cookies with the icing. The icing can get discolored or deteriorate due to the moisture. You have a couple options: 1) freeze the cookie dough that has already been cut out and bake/decorate in batches. 2) freeze the already baked cookies and decorate shortly before the party. The cookies will stay good for several days at room temperature.

Q: What is the consistency of the icing after it has dried?

A: It dries completely hard, so you can stack and pack the cookies without risking ruining your hard work. But it’s not so hard that it will break your teeth when you bit into it.

Royal Icing Frequently Asked Questions (FAQs) — Honey Blonde (3)

Q: Are there any substitutes for meringue powder in the recipe?

A: Yes, you can substitute either powdered egg whites or regular egg whites. Powdered egg whites is essentially the same thing as meringue powder. The difference is that there is a little flavoring and sugar incorporated into the mixture. If using regular egg whites, I recommend using pasteurized eggs. I have never made royal icing this way, so please refer to this recipe.

Q: How do I prevent colors from bleeding into one another? For instance, if I pipe white icing on top of red icing, or yellow icing on top of blue, the white icing turns pink and the yellow icing turns green.

A: The easiest solution is to layer darker colors over lighter colors, but even then, you risk the dark color transferring. To prevent bleeding as much as possible when using very pigmented colors (red, blue, black, green, etc.), make sure the bottom layer of icing is completely dry before piping on the top layer. If using white icing, actually “color” your icing with white food coloring. This will prevent too much of the color being absorbed into the white icing.


Q: My icing tasted horrible when I was finished with it. What did I do wrong!?

A: Bad tasting icing is very disappointing. It is likely caused by bad powdered sugar or vanilla extract. Not all powdered sugars are created equal. Make sure you use a good quality powdered or confectioners sugar that only contains cane sugar and corn starch. If it contains anything else, it will affect the taste and the texture. However, the bad taste could also be due to old vanilla extract. While it doesn’t typically “go bad”, if it has been around a while and not stored properly, it could “spoil”.

Royal Icing Frequently Asked Questions (FAQs) — Honey Blonde (4)

Q: How many cookies will one batch of icing cover?

A: Unfortunately, the short answer is “it depends” It depends on the size of the cookies and the amount of detail. For a cookie about 2-3 inches big, this is enough icing to cover approx. 18 to 24 cookies with one layer of icing and some details.


Q: Can I freeze this royal icing after mixing?

A: Yes, you can absolutely freeze the royal icing after it’s been mixed. I recommend freezing the icing while it’s still in stiff consistency. Make sure to cover the icing completely so that there is no air exposed to the surface. You can freeze the icing for up to a month, and let it thaw in the fridge for a few hours. Make sure to mix the icing after it has thawed, then you can thin it down to your desired consistency.


Q: I noticed that after the icing had dried, the surface was hard, but the icing underneath was not. Is that normal?

A: If the icing underneath is still soft it means that it has not dried all the way. Depending on the humidity of your kitchen (or even if it’s a really rainy day outside), it could take even longer for the icing to dry. I recommend letting the icing dry for at least 4 hours, or overnight (for those really humid days) before packaging the cookies.

Royal Icing Frequently Asked Questions (FAQs) — Honey Blonde (5)

Q: I find the meringue powder really messy to work with since it’s so fine. Is there a way to incorporate it into the icing without getting it all over my kitchen?

A: Meringue powder does tend to fly everywhere if you whisk it a little too aggressively. It may also help to add meringue powder to the bowl then pour water in on top so there isn't any dry powder on top. Then slowly mix it until it's fully saturated. Another alternative is to whisk it into the powdered sugar first, then pour in the water.


Q: I don’t know what I did wrong, but I could never get to the right consistency of icing. I kept adding water and mixing, but it just got really whipped up and never fully dried. What did I do wrong?

A: Even though you may have followed the recipe exactly, know that you may need to use more or less water depending on how humid your kitchen is. I recommend starting out by mixing in just enough water that the powdered sugar, meringue powder, and water is the consistency of a thick frosting. Mix it on medium-low speed until it’s light and airy, but don’t mix it any faster. The faster you mix it, the more air gets incorporated. Finally, add water little by little until get to your desired consistency. Again, depending on the humidity, you may have to add more water than you think.


Q: Can I use another extract other than vanilla in my icing?

A: Yes, absolutely! I love using lemon juice or lemon extract in the Summer. Sometimes I will even add almond extract in addition to vanilla extract. I give a lot of other recommendations of flavors you can use in my Ultimate Christmas Cookie Guide.

If you still have questions about royal icing, please leave a comment or email me and I will get back to you with the answer and add it here!

Royal Icing Frequently Asked Questions (FAQs) — Honey Blonde (2024)

FAQs

What is the 15 second rule when using royal icing? ›

It's called 15-second royal icing because if you run a butterknife through the royal icing in your mixing bowl, the icing should blend back together in 15 seconds. This royal icing consistency holds its own, but softens or floods lightly so that any peaks made in the icing smooth out.

What is the 10 second rule for royal icing? ›

To check the consistency, all you need to do is drag the tip of a butter knife through the surface of your icing, letting the knife go approximately an inch deep, and slowly count to 10. If the surface of the icing smoothes over in approximately 10 seconds then your icing is ready to use.

How long can royal icing sit in piping bag? ›

Freshest is always best of course, but you can keep your icing for a week or even up to two. The longer it sits though, the more time it has to separate. The water and icing sugar separate; after about a week you'll have to really mix it up again to use it, and it may be difficult to make sure it's perfectly smooth.

Does royal icing dry darker or lighter? ›

Colors will darken a bit as they dry. BAKER'S TIP – If possible I recommend preparing your icing the day before (when you bake your cookies) so the colors have a full day to develop. I also like to keep a little extra white icing extra just incase my colors became to dark I can then add white and lighten them back up.

How do you know if royal icing is Overmixed? ›

Overmixing the icing

If you overmix or mix the icing on a high setting, you'll whip too much air into the mix, leaving you with a frosting that looks more like a crunchy sponge than a smooth finish.

What is the best consistency for royal icing? ›

The consistency of flooding icing should be similar to honey. You want flooding icing to be a little runny, not watery, and just thick enough to smooth out, but not so thin that it'll run off your cookie.

What are 3 pitfalls during the method of making and working with royal icing? ›

Air Bubbles and Color Bleed

Icing that is too thin can also lead to air bubbles, uneven texture, fragility (a big problem with royal icing transfers) and even color bleed. It helps to keep the icing on the thick side so that you don't encounter these problems.

How long do you wait between royal icing layers? ›

Just allow the royal icing to completely dry between layers. I usually allot at least two hours under a gentle fan to make sure the first layer is dry before piping and adding an additional layer. You can also just let the cookies dry and set overnight before adding more decorations to them.

How do you strengthen royal icing? ›

Add powdered sugar

To thicken your royal icing, add more sifted powdered sugar—a couple of tablespoons at a time—until the icing reaches your desired consistency.

Why do you add corn syrup to royal icing? ›

Conclusions: This experiment generally confirms what has been written about adding corn syrup to royal icing: it gives a bit more sheen, especially when the icing is fan-dried, and makes the icing slightly softer, particularly if added in quantities greater than 1 tablespoon corn syrup to 2 pounds icing sugar.

Can I leave royal icing out overnight? ›

Royal icing can be stored at room temperature for up to 4 weeks. What is this? TIP : I store my royal icing in the fridge in an airtight container with a piece of plastic wrap tightly covering the top, with the lid. I store it in the fridge as it doesn't separate as much.

How far in advance can you decorate a cake with royal icing? ›

Before using royal icing, keep it covered tightly at room temperature (cling wrap works wonders, just make sure it's touching the surface). Once used and dried, royal icing will remain intact for up to one month preserving all of your beautiful decorations.

What is the secret to royal icing? ›

The secret ingredient in royal icing is meringue powder. This egg white substitute helps the icing achieve its glossy consistency. You can buy meringue powder at many grocery or craft stores, or on Amazon.

How do I get a smooth finish with royal icing? ›

-Spread the icing over the top of the cake with the spatula so that it just tips over the sides. -Lean against the turntable to hold it firmly in place (without touching the cake), hold the metal ruler horizontally at a 45° angle and pull it towards you evenly across the surface of the icing to smooth it.

What is the best coloring for royal icing? ›

The best colorings for royal icing are Gel Colors. Why? Gel colors contain bright, food-safe pigments and only a little liquid. This lack of liquid means you can add more color to your royal icing without changing the texture or the taste.

How long does it take for royal icing to fully set? ›

It takes royal icing six to eight hours to completely dry. Once you flood, spread, or pipe it onto your cookies, let them stand at room temperature. However, royal icing will start to dry mid-use if you're not careful.

What causes royal icing to not dry? ›

You've added too much water to the royal icing. The best way to fix this is to start adding a little extra powdered sugar. If you need a large amount, also add some extra egg white to keep the ratio egg whites:powdered sugar the same. Just add a little extra water.

Can I fix royal icing after it dries? ›

The good news on that front is that if you noticed that you'd done it, you can stir in some sifted powdered sugar (or some reserved piping consistency icing if you want some) and recover.

Why do you put glycerine in royal icing? ›

A touch of glycerine in royal icing adds shine and prevents your icing setting hard and dry. This makes it far easier to apply to cakes, and guarantees a nice smooth cut when slicing. Add 1 tsp of glycerine for every 500g of icing sugar for a softer set and 2 tsp per 500g for a nice glossy finish.

How do you make royal icing shiny? ›

Adding corn syrup to candies helps to prevent the crystallization of the sugars while also adding a shine. Enter, adding corn syrup to royal icing! Not only does it add the shine, but it also will help to give the royal icing a nice soft bite.

What makes royal icing go hard? ›

The "hardness" of the icing will be determined by the amount of egg white in the mixture and this can vary between 1 and 3 egg whites per 500g icing sugar (5 cups confectioners' sugar), plus 1 tsp lemon juice (to make the icing brighter and slightly offset the sweetness).

What happens if you add too much meringue powder to royal icing? ›

Using more meringue powder, of course, also increased the occurrence of brittle icing. (So if you live somewhere humid and/or have major color bleed problems, consider experimenting by adding 1 or 2 tablespoons more meringue powder to the recipe you currently use.

Can you overbeat royal icing? ›

Don't overbeat: Do not overbeat the royal icing base. This will incorporate too much air, which will create bubbles. Vigorous stirring will also create air bubbles. Cover with a damp towel: Cover the decorating tip with a warm, damp towel to prevent the royal icing from drying when not using.

Can royal icing be made in advance? ›

You can prepare this royal icing 2-3 days ahead of time. I recommend transferring it to a smaller bowl or container and tightly sealing for up to 3 days in the refrigerator. When you're ready to use it, let it come to room temperature, then mix it up with a whisk a few times as it may have separated.

Why is my royal icing turning yellow? ›

Let's talk about butter bleeds. This is when your icing has dried on your biscuit and the icing turns yellow.

How do you keep icing from bulging between layers? ›

After layers are assembled, go around the outside of the cake with your #12 piping tip and pipe a line of frosting into the space between the layers. Fill up all the airspace! Crumb coat the cake and let rest, or refrigerate overnight. A large icing tip gives you a consistent, even coat of frosting over the cake.

What does humidity do to royal icing? ›

Humidity can cause the royal icing to be runny and not allow it to dry in a timely manner. It can cause the colors of the royal icing to bleed together hours after it has dried. If one little drop of grease or oil gets in the icing it can cause the icing to dry with spots or it can cause it not to set well or dry hard.

Can I use honey instead of corn syrup in icing? ›

You can substitute an equal amount of honey for light corn syrup in many recipes. Like maple syrup, honey is not the best choice for making candies or caramel because it may crystallize. However, it is a good option for making frostings, baked goods, jams, and jellies. Be sure to opt for raw honey whenever possible.

What makes icing shiny? ›

Frosting gets dull-looking when the surface dries. To make it shiny again, blowdry the icing right before serving. Use the low setting (for both fan and heat) so you don't melt the frosting off the cake.

How do you color royal icing? ›

Spoon a portion of your royal icing to a small bowl or container. Add one or two drops of gel color and stir until the color is even and streak-free. Keep mixing in a drop or two at a time until you get a color you're satisfied with.

Can you put royal icing straight onto a cake? ›

Covering a cake with royal icing or buttercream

Buttercream can be spread directly on to the cake; if you are using royal icing, first cover the cake with apricot glaze (see above). 1) Stir royal icing or buttercream just before using, to make sure it is easy to spread.

How long does royal icing last with egg white? ›

Add the egg whites to the sugar, vanilla, and Cream of TarTar. Mix on low-medium speed until the icing is smooth. Use immediately or store in an airtight container in the fridge. It is good for up to one week if kept in the fridge.

Can I ice a cake 2 days before? ›

Wrap it and seal it in an airtight container so it doesn't lose moisture. Iced: The icing will lock moisture in, but if you're making a buttercream or cream cheese icing, it will only have a couple of days before it will need to be refrigerated or frozen. Ideally, make an iced cake the day to keep it fresh.

How long is royal icing shelf stable? ›

Store royal icing made with meringue powder in an airtight container and keep it at room temperature for up to 2 weeks. Before using, beat well in a mixing bowl at low speed. If you don't have plans to use the icing within 2 weeks, another option is to pipe out your decorations and let them harden.

Should I put cake in fridge after icing? ›

Always refrigerate any cake with a frosting that contains eggs or egg whites, or one that has whipped-cream frosting or any type of filling — be it whipped cream, custard, fruit or mousse. You won't hurt a cake by refrigerating it, but the cold does dry it out.

How do you get shiny gold with royal icing? ›

Fill a small container with about a half teaspoon of luster dust. Mix the dust with grain alcohol or very strong vodka (at least 150 proof). I use alcohol when I make gold royal icing because it evaporates very quickly, which means that the liquid won't dissolve the icing as you are applying the paint.

How do you keep royal icing colors from bleeding? ›

Use Less Food Gel to Color the Icing

The more gel I added the more I asked myself, “Why does royal icing bleed?” Once the gel is added to the icing, the colors begin to darken. It continues to darken even after you pipe it onto your cookies. So it makes sense to use less gel and therefore you will have less bleeding.

What causes royal icing to bleed? ›

If your icing is too wet/runny then it will require a longer drying time and even when “dry” it may still remain wet and cause bleeding onto other colors. TIPS: -USE THE RIGHT AMOUNT OF MERINGUE POWDER: this may vary depending on where you live and the humidity levels.

How long to let royal icing dry before painting? ›

Make sure the royal icing is completely set and dried before you begin. It is best to let the cookies set out overnight after icing, and paint them the next day. Allow 4-5 hours for the paint to dry completely.

How many seconds do you need for royal icing piping? ›

It should take between 15-20 seconds for the icing to smooth itself out. This is known as 15 or 20-second count royal icing. Depending on how much icing you apply to your cookie or the pressure that you put on your piping bag, the consistency of your icing may need to be adjusted.

How many seconds is medium royal icing? ›

Medium Icing: 15 seconds to settle mainly flat. Flood Icing: 10 seconds to settle flat. Runny Icing: 4 seconds to completely disappear.

How do you know if icing is thick enough? ›

The frosting should form a somewhat stiff peak that has a little curl on the end. It's stiff enough to hold up that curl, but soft enough to create that little curl. That little curl is a great visual cue to know that your frosting is just the right consistency.

What does cream of tartar do to royal icing? ›

On the other hand, cream of tartar on its own is often included in royal icing recipes, as one of its key functions is to stabilize whipped egg whites. (It's also used to stabilize whipped cream and to prevent sugar syrups from crystallizing.)

Why did my royal icing not harden? ›

The main reason that royal icing doesn't harden is too much water. Using 10 second (or longer) icing consistency will help to make sure it is thick enough.

What coloring is best for royal icing? ›

The best colorings for royal icing are Gel Colors. Why? Gel colors contain bright, food-safe pigments and only a little liquid. This lack of liquid means you can add more color to your royal icing without changing the texture or the taste.

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