Step 1

Preheat oven to 350*

Step 2

Combine the flour and baking soda in a mixing bowl. Set aside.

Step 3

In another bowl, mix together the oil, peanut butter, and banana until creamy.

Step 4

Mix in the egg.

Step 5

Add the flour mixture until well combined. Slowly pour and mix in the milk.

Step 6

Pour into an 6-inch or 8-inch round pan or muffin pan. Bake 25-30 minutes or until cooked through. Let cool for 10 minutes.

Step 7

For the frosting, mix the ingredients yogurt and peanut butter together until well combine and fluffy.

Step 8

Once the cake is cooled, cover with frosting.