INGREDIENTS
4 oz
unsalted butter
3 oz
peanut butter (about 1/3 cup)
2 1/4 cups
all-purpose flour
1/2 tsp
baking soda
1/2 tsp
salt
1 cup
brown sugar (packed)
1/2 cup
granulated sugar
1
egg yolk (at room temperature)
1 tbsp
vanilla extract
1/2 cup
banana ((mashed, ripe) from about 1 1/2 bananas)
1 cup
milk chocolate chips
1/2 cup
peanut butter chips