The Best Banana Cake with Cream Cheese Frosting

Ingredients (18)

• For the cake:
• 1/3 cup butter unsalted, softened
• 1/2 cup brown sugar
• 1 cup granulated sugar
• 1/3 cup vegetable oil
• 1 1/2 cups buttermilk
• 4 tablespoons sour cream
• 3 eggs large
• 1 teaspoons vanilla extract
• 3 cups flour all-purporse, sifted
• 1/2 tablespoon baking soda
• 1/4 teaspoon salt
• 1 1/3 cups bananas mashed (about 2 large or 3 small bananas)
• For the frosting:
• 1/3 cup butter unsalted, softened
• 8 oz cream cheese
• 1 dash vanilla extract
• 3-3 1/2 cups powdered sugar