What happens when adding meringue powder to frosting?

In this brief guide, we will answer the question “what happens when adding meringue powder to frosting?” with an in-depth analysis of the reason which produces the outcomes of adding meringue powder to the frostings. Moreover, we will also discuss the pros and cons of adding meringue powder to the frostings.

What happens when adding meringue powder to frosting?

Adding meringue powder to the frosting helps it get a slightly thick consistency that prevents the frosting from dripping. Meringue powder is added to the frostings as a stabilizer especially in making desserts that are to be placed at room temperatures.

What is meringue powder?

Meringue powder is made mostly of dried egg whites and can be mixed with water to create a meringue. A cream of tartar is a stabilizer and is sometimes used in making meringue to keep the eggs from collapsing. Some meringue powder already has cream of tartar in it to help in stabilizing the meringue.

How can you make your meringue powder?

  • Sift 3 parts confectioner’s sugar into a mixing bowl followed by 1 part dried egg white powder. 
  • You need about 3/4 cup of confectioner’s sugar and 1/4 cup of dried egg whites to make enough meringue powder for a standard 9-inch pie. 
  • Add cornstarch and citric acid.
  • You must sift the meringue powder four times for uniform ingredient distribution.
  • Mix the ingredients well and the meringue powder is ready.

Is meringue powder the same as egg white powder?

The big difference between egg white powder and meringue powder is that egg white powder is formulated to replace egg whites specifically, while meringue powder is meant to replace all of the ingredients in meringue. Meringue may include corn starch and other ingredients.

What are the ingredients that are added to meringue powder?

Meringue powder is composed of cornstarch, dried egg whites, sugar, citric acid, and some stabilizers. It’s perfect for making royal icing.

What does meringue powder do to frosting?

Meringue powder helps royal icing to dry quickly without cracking and provides elasticity for easy piping.

Does meringue powder harden frosting?

Meringue Powder in Royal Icing

There are many ways to prepare royal icing but the best one is to prepare with meringue powder. Meringue powder takes the place of raw egg whites, which are found in traditional royal icing recipes. Both create a very sturdy and stable icing that hardens quickly on top of cookies.

How can you substitute egg whites with meringue powder?

To substitute one egg white: 

Combine 2 tablespoons of meringue powder with 2 tablespoons of water.

For the royal icing: 

Combine 4 cups of powdered sugar, 3 tablespoons of meringue powder, and 9 tablespoons of warm water. 

For stabilizing frostings: 

Depending on the frosting type, the amounts and how it’s added vary.

How do you add the meringue powder to frosting?

For each pound of sugar, add a tablespoon of meringue powder before you mix it into the butter. Cream the butter for a few minutes first, to ensure it has the correct soft consistency, and sift your powdered sugar to remove any lumps.

You can read how to make vanilla buttercream frosting here.

Does meringue frosting melt?

Although Swiss meringue buttercream is more stable than using whipped cream, it is still susceptible to high heat. Its main ingredient is butter and butter will become very soft at around 80ºF and will melt fully at 90º. So it will melt but so will any buttercream.

Which meringue is most stable?

Italian meringue

Italian meringue is generally considered to be the most stable of the meringues which makes it suitable for making frosting too, but also, the most difficult to make of the three meringue types. 

How do you make frosting not melt?

Powdered milk or melted marshmallows added to frosting and mixed thoroughly will add stability, as well as add some flavor to the icing. Yet another option is to add some meringue powder, gelatin, or instant pudding powder to your buttercream, which will also help stabilize it owing to gelatin and starch.

How can you store frosting with added meringue powder?

  • Store frosting 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 frosting within 2 weeks, another option is to pipe out your decorations and let them harden.

 For how long frostings containing meringue powder can be stored?

Most frostings can be stored in the fridge or freezer. 

Store-bought frosting can last in the fridge for three to four weeks and in the freezer for two to three months.


In this brief guide, we have answered the question “what happens when adding meringue powder to frosting?” with an in-depth analysis of the reason which produces the outcomes of adding meringue powder to the frostings. Moreover, we have also discussed the pros and cons of adding meringue powder to the frostings.