Ingredients

The following ingredients have 12 Servings
  • 6 tablespoons unsalted butter (at room temperature)
  • 3/4 cup 150g granulated sugar
  • 1/4 cup plus 2 tablespoons (85g sour cream)
  • 3 egg whites
  • 1 1/4 cups 150g all-purpose flour
  • 2 teaspoons baking powder
  • 1/4 teaspoon salt
  • 6 tablespoons milk
  • 1 teaspoon vanilla extract
  • 1/2 cup confetti sprinkles
  • 3 tablespoons cornstarch
  • 1/2 cup 100g granulated sugar
  • 1/2 teaspoon salt
  • 1 can (20 oz. crushed pineapple in its own juice)
  • 3 tablespoons unsalted butter
  • 1 cup 226g unsalted butter, softened
  • 5 cups 570g confectioners’ sugar
  • 1 tsp vanilla extract
  • Sky blue gel food color
  • Milk or heavy cream (optional)
  • 1 cup rainbow sprinkles (jimmies)
  • Cloud cupcake toppers (see blog post for pictorial)
  • Star confetti sprinkles (or fondant stars)

Instruction