INGREDIENTS
1/2 cup
unsalted butter, softened
3/4 cup
granulated sugar
1
large egg
2 tsp
pure vanilla extract
1
and 1/2 cups all-purpose flour
1 tsp
cream of tartar
1/2 tsp
baking soda
1 tsp
baking powder
1/4 tsp
salt
1/4 cup
red, white and blue sprinkles (jimmies)