Easy Banana Cake with Cream Cheese Frosting

box yellow cake mix (I used Betty Crocker)

baking soda

cinnamon

nutmeg

cloves

Water, oil and eggs (that are listed on the box)

large bananas mashed (about 1 1/2 cups)

box (8 ounces) cream cheese softened

softened unsalted butter

vanilla extract

powdered sugar