Dulce de Leche Brown Butter Chocolate Chip Cookie Bars

INGREDIENTS

Egg, large

8 tbsp

1/2 of homemade or store-bought dulce de leche, homemade or store-bought

1 cup

All-purpose unbleached flour

1/2 tsp

Baking powder

1/8 tsp

Baking soda

1 cup

Brown sugar, packed dark

1/2 tsp

Salt

1 tsp

Vanilla extract

1/2 cup

Butter, unsalted

1 cup

Semi-sweet chocolate chips or chunks