INGREDIENTS
2 sticks
unsalted butter, at room temperature
2/3 cup
light brown sugar
1/2 cup
granulated white sugar
1
large egg
1
large egg yolk
2 tsp
vanilla extract
2 cups
All Purpose Gold Medal® Flour
1/2 tsp
baking powder
1/2 tsp
salt
1 1/3 cups
semi-sweet chocolate chips
1/2 cup
Heath toffee bits (add 2/3 cup if you're a toffee lover!)