INGREDIENTS
1/4 tsp
baking powder
1/4 tsp
baking soda
1 large
egg
1 cup
granulated sugar
1 tbsp
orange juice
1 tsp
orange zest
1/2 cup
powdered sugar
1/4 tsp
salt
1 1/2 cups
unbleached all purpose flour
1/2 cup
unsalted butter
1/2 tsp
vanilla extract