INGREDIENTS
1
Egg, large
1
Egg yolk
1 3/4 cups
All purpose flour
1/2 tsp
Baking soda
3/4 cup
Brown sugar, dark packed
1/2 cup
Granulated sugar
1 tsp
Salt
1 1/2 cups
Semi-sweet chocolate chips
2 tsp
Vanilla extract, pure
14 tbsp
Butter, unsalted
1 cup
Toffee bits