INGREDIENTS
1
Egg, large
1
Egg yolk
2 cups
All purpose flour
1/2 tsp
Baking soda
1 cup
Brown sugar, packed
1
Butterfinger chocolate bar
1/2 cup
Granulated sugar
1/2 tsp
Salt
1 cup
Semi sweet chocolate chips
2 tsp
Vanilla extract
3/4 cup
Butter
1/2 cup
Reese's pieces