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Peanut Butter Sheet Cake & Maple Frosting

Peanut Butter Sheet Cake & Maple Frosting is a simple peanut butter sheet cake recipe topped with a light & fluffy frosting made with maple syrup
Prep Time 15 minutes
Cook Time 20 minutes
Total Time 35 minutes
Author Gina Kleinworth

Ingredients

  • *Cake
  • 2 cups granulated sugar
  • 1 tsp baking soda
  • 2 cups all-purpose flour
  • 1 tsp salt
  • 2 sticks butter
  • 1 cup water
  • 1 cup peanut butter
  • 1/2 cup milk
  • 2 tsp vanilla extract
  • 2 eggs
  • *Frosting
  • 8 oz cream cheese - softened
  • 1 cup 2 sticks butter- softened
  • 3 tbsp maple syrup
  • 1 cup packed brown sugar
  • 3 cups confectioners sugar

Instructions

  • *Cake
  • Preheat oven to 400 degrees
  • Lightly grease a 10x15x1 baking sheet
  • In your mixer bowl, combine sugar, baking soda, flour & salt - set aside
  • In a small saucepan, combine butter, water & peanut butter
  • Heave over medium & bring to a boil
  • Pour over your dry ingredients & beat to combine & cool slightly as you are beating
  • Add in milk, eggs & vanilla & continue beating until combined
  • Pour onto your prepared baking sheet & bake for approx 20 min or until toothpick test is clean
  • While it's baking prepare your frosting
  • *For the frosting
  • Combine all ingredients in mixer bowl & beat well until smooth & all the brown sugar as dissolved
  • Once cake is finished baking & cooling - spread frosting over the top with a spatula
  • Keep refrigerated