INGREDIENTS
1
Egg, large
1 cup
Peanut butter, creamy
2 3/4 cups
All-purpose flour
1 tsp
Baking powder
1 cup
Brown sugar, light or dark tightly packed
1 tsp
Cornstarch
1 cup
Granulated sugar
1/4 tsp
Salt
2 tsp
Vanilla extract
1 cup
Butter, unsalted
2 tbsp
Milk