• Heat the oven to 350 degrees.
• Lightly grease (with cooking spray) a 12x18 inch cookie sheet.
• In a standing mixer, mix together the butter, sugar, eggs, and whole milk.
  1/2 Cup Unsalted Butter, 11/2 Cups White Sugar, 2 Large Eggs, 1/3 Cup Whole Milk
• Add the peanut butter and vanilla and mix until smooth.
  1/3 Cup White Chocolate Peanut Butter, 1/2 teaspoon Vanilla Extract
• In a separate bowl, mix together the dry ingredients.
  2 Cups All-Purpose Flour, 2 teaspoons Baking Powder, 1 teaspoon Baking Soda
• Add a little of the dry mixture with the beater running, then add a little of the banana, alternating back and forth until everything is added.
  1 Cup Mashed Ripe Bananas
• Pour into prepared pan.
• Cook for 30 to 35 minutes and allow to cool partway before frosting.

For the Frosting

• Whip the cream cheese and butter until smooth, add remaining ingredients and mix until well combined.
  8 Ounces Cream Cheese, 1/4 Cup Butter, 1/3 Cup Melted White Chocolate, 1/4 teaspoon Vanilla, 3 Cups Powdered Sugar
• Frost the cake and enjoy!