15-Minute Royal Icing Sugar Cookies
No-bake royal icing that sets hard and glossy in minutes. Use store-bought sugar cookies and decorate with vibrant, viral-ready colors and designs.
- Total time
- 15 min
- Servings
- 12
- Calories
- 145
- Protein
- 1g

Ingredients
- 24 pieces store-bought sugar cookies (plain or vanilla)
- 2 cups powdered sugar
- 2 large egg whites (pasteurized)
- 1 tbsp lemon juice
- 4 colors gel food coloring (assorted colors)
- 2 tbsp water
- 2 tbsp edible pearls or sprinkles (optional)
Instructions
- 1
Whisk powdered sugar, pasteurized egg whites, and lemon juice until smooth and thick, about 2 minutes.
- 2
Divide icing among 4 small bowls. Add a drop of gel coloring to each bowl and stir until vibrant.
- 3
Add water, a few drops at a time, to reach a consistency that flows from a spoon but still holds shape.
- 4
Spoon or pipe icing onto cookies in stripes, dots, or solid coverage using squeeze bottles or piping bags.
- 5
Sprinkle edible pearls or sprinkles onto wet icing immediately, then let dry 5 minutes before serving.
Tools you’ll need
- mixing bowl
- whisk
- 4 small bowls
- spoon
- squeeze bottles or piping bags
- paper towels or parchment paper
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