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5 from 6 votes

Great Grandmother's Marshmallow Frosting

Homemade Marshmallow Frosting is delicious and beautiful!
Prep Time45 mins
Total Time45 mins
Course: Dessert
Cuisine: American, dessert
Keyword: frosting
Servings: 6
Calories: 230kcal
Author: Karrie


  • 1 1/4 cup sugar
  • 1/2 cup water
  • 1 egg white- beaten until stiff peaks form
  • 18 large marshmallows


  • Boil sugar and water while stirring frequently until syrup reaches 235 degrees or syrup forms a soft ball in ice water. Remove from heat.
  • Break the marshmallows in pieces and to the hot syrup. DO NOT STIR. Let sit 1 -2 minutes. Pour slowly over the stiffly beaten egg whites, beating rapidly.
  • Continue beating frosting until it reaches desired consistency to spread. If it gets too thick to spread beat in a few drops of water.


Yield- Enough frosting to frost 2-3 dozen cupcakes.


Serving: 1Tablespoons | Calories: 230kcal | Carbohydrates: 58g | Sodium: 26mg | Potassium: 8mg | Sugar: 53g | Iron: 0.1mg