INGREDIENTS
12 tbsp
unsalted butter (at room temperature)
1 cup
brown sugar
1/2 cup
granulated sugar
1
large egg
1
large egg yolk
1 tbsp
pure vanilla extract
1 tsp
baking soda
2 tsp
corn starch
1 tsp
salt
2 cups
all-purpose flour
1 cup
graham cracker crumbs (finely ground)
3/4 cup
semisweet chocolate chips
3/4 cup
marshmallow bits