Double Boiler Fluffy White Frosting

Prep: 10 min Cook: 10 min Cuisine: American

A light, fluffy white frosting perfect for cakes and cupcakes, featuring sweet egg whites, sugar, vanilla, and a smooth, marshmallow-like texture that appeals to all ages.

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Ingredients

  • 1 1/2 cups sugar
  • 2 egg whites
  • 2 tablespoons light corn syrup
  • 1/4 teaspoon salt
  • 1/3 cup water
  • 1 teaspoon vanilla

Instructions

  1. Combine egg whites, sugar, water, corn syrup, and salt in the top of a double boiler. Beat with an electric mixer at high speed for about 1 minute to blend.
  2. Place the double boiler over rapidly boiling water and beat until the mixture holds a peak when the beater is raised.
  3. Remove from boiling water. Add vanilla and continue to beat until the mixture is stiff enough to spread.

Tips & Substitutions

Ensure your mixing bowl is completely clean and free of grease, as any residue can prevent the egg whites from whipping properly. If you don't have light corn syrup, you can substitute it with honey or agave syrup, though the flavor may vary slightly. For an added twist, consider incorporating a bit of lemon zest for a fresh citrus note.

Serving Suggestions

This fluffy white frosting is perfect for topping cakes, cupcakes, or even as a dip for fruit. It pairs beautifully with Sunday Pancakes for a delightful breakfast treat. Consider adding colored sprinkles or edible glitter for a festive look, making it ideal for celebrations or special occasions.

Storage & Reheating

Fluffy white frosting can be stored in an airtight container in the refrigerator for up to 3 days. Before using, allow it to come to room temperature and re-whip briefly to restore its texture. Avoid freezing, as this can alter its consistency and make it difficult to spread.

Nutrition & Diet Analysis (per serving)

Each serving of Double Boiler Fluffy White Frosting contains roughly 355 calories, with 13g protein, 76g carbohydrates, and 0g fat. It is an excellent source of protein (25% of the Daily Value), and a good source of vitamin C. Note that it is relatively high in sodium, at 681mg per serving (30% of the Daily Value).

355 kcal 18% DV
Protein Fat Carbs

Macronutrients

Protein 12.7g 25% DV
Total Fat 0.1g
Carbs 76.4g 28% DV
Fiber 1.1g 4% DV
Sugar 69.8g 100% DV

Electrolytes

Sodium 681.2mg 30% DV
Potassium 241.7mg 5% DV

Vitamins & Minerals

Vitamin C 9.1mg 10% DV
Calcium 16.5mg 1% DV
Iron 0.2mg 1% DV
Diet fit Under 400 cal Low-fat
Contains Egg

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I make this frosting in advance?

Yes, you can make this frosting a day ahead. Store it in an airtight container in the refrigerator and re-whip before use. Keep in mind that it may lose some volume, so fresh whipping will help restore its fluffiness.

What can I use if I don't have a double boiler?

If you don't have a double boiler, you can create a makeshift one by placing a heatproof bowl over a pot of simmering water. Just ensure the bottom of the bowl doesn't touch the water, allowing for gentle heating.

Can I use this frosting for decorating cakes?

Absolutely! This frosting is great for decorating cakes due to its fluffy texture. Use a piping bag for intricate designs. For best results, frost cakes shortly before serving to maintain its light and airy quality.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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