White royal icing for piping

White royal icing for piping

Baking

A white glaze made from powdered sugar, egg white, and vinegar, used to coat pastries. It hardens as it dries and can be stored in the refrigerator.

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This white icing is dispensed from a piping bag and hardens as it dries. It is used to decorate biscuits and pastries.

Ingredients and directions

  • Prep time10 min
  • Cook time—
  • Resting1 hr
  • Total1 hr 10 min
  • DifficultyEasy
  • CostBudget
  • Cooking methodCold mix
  • Estimated cost$1.92 $0.19 / serving Estimated price; varies by store. Converted from euros at the ECB rate of October 15, 2026.
  • Vegetarian
  • Gluten-free

Ingredients

10 people
  • $1.51
  • $0.40
  • $0.01

Prices from US supermarkets for 1 of 3 ingredients; Belgian prices for the rest.

Directions

  1. In a bowl, combine the powdered sugar, egg whites, and vinegar or lemon juice. Add more powdered sugar for a firmer glaze, or a little water for a smoother consistency. ≈ 4 min
  2. Fill a piping bag and decorate your pastries. Let it set until the icing is firm.
  3. When stored in an airtight container in the refrigerator, this glaze can last for up to 3 months.

The bill

White royal icing for piping

  • 400 g of powdered sugar (4 dl)$1.51
  • 1 medium-sized egg white$0.40
  • 5 ml of food-grade vinegar with a 12% acidity or lemon juice$0.01

Total$1.92

that's $0.19 per person

Estimated price; varies by store.

Before you start

Ingredients

  • 400 g of powdered sugar (4 dl)
  • 1 medium-sized egg white
  • 5 ml of food-grade vinegar with a 12% acidity or lemon juice

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