INGREDIENTS
2 1/2 cups
all-purpose flour
1/4 tsp
baking powder
1/4 tsp
fine salt
3/4 cup
white sugar
3/4 cup
unsalted butter, cut into small pieces, at room temperature
1
large egg, lightly beaten
1 tsp
pure vanilla extract
1/2 cup
holiday sprinkles, plus extra for decorating
4 cups
confectioners' sugar
1/4 cup
meringue powder
Food coloring, optional
Decorating sugar, for topping, optional
Sprinkles, for topping, optional