INGREDIENTS
1
box yellow cake mix
3
ripe bananas, smashed
1/3 cup
oil
3
eggs
1/2 cup
yogurt or sour cream
2 tsp
vanilla extract
3/4 cup
butter, softened
1/4 cup
peanut butter, creamy
2 tsp
vanilla extract
2 tbsp
milk (more if needed)
1/3 cup
Nutter Butters, finely crushed (about 6 cookies)
3 cups
powdered sugar