INGREDIENTS
1/2 cup
unsalted butter (softened)
3/4 cup
sugar
1
large egg
1 tsp
vanilla extract
2 tbsp
sour cream
2 cups
flour (all purpose or white whole wheat)
1 tsp
baking soda
1/2 tsp
salt
1/4
teaspon cinnamon
1 cup
mashed banana (about 3 small or 2 medium)
3/4 cup
mini chocolate chips (divided)