INGREDIENTS
1 tsp
baking soda
2 tsp
cornstarch
3 oz
dark chocolate
1 large
egg
1 3/4 cups
flour
1/4 cup
granulated sugar
1/2 cup
light brown sugar
1/3 cup
nutella
1 pinch
salt
1 cup
semi sweet chocolate chips
1/2 cup
unsalted butter
2 tsp
vanilla extract