INGREDIENTS
1 cup
unsalted butter
1 cup
dark brown sugar
3/4 cup
granulated sugar
1 large
egg
1 tbsp
vanilla extract
1 cup
cake flour
1 1/4 cups
all purpose flour
1 tsp
baking soda
1 tsp
baking powder
1/4 tsp
cinnamon
3/4 tsp
salt
1/2 cup
toffee bits
1 cup
walnuts