INGREDIENTS
1/2 cup
walnuts, chopped
1 cup
all purpose flour
1/2 cup
whole wheat flour
1/2 tsp
baking soda
1 tsp
kosher salt
1/4 cup
butter, room temperature
1/2 cup
peanut butter
1/2 cup
sugar
1
large egg
1 1/2 tsp
vanilla extract
1/2 cup
mashed banana, overripe is great
1 cup
dark chocolate chips
1 cup
rolled oats