INGREDIENTS
2/3 cup
brown sugar
2 tbsp
butter, melted
1
egg
1 tsp
vanilla
2/3 cup
mashed ripe banana
1/2 cup
sour cream
2 cups
flour
2 tsp
baking powder
1 tsp
baking soda
1/2 tsp
salt
1 tsp
cinnamon
3/4 cup
graham cracker crumbs
2/3 cup
milk
1 cup
miniature chocolate chips, divided
1 cup
miniature marshmallow bits, divided