Peanut Butter Cake Sheet

Follow our step-by-step guide on how to make Peanut Butter Cake Sheet.

1. Step 1

   Begin by preheating your oven to a cozy 350°F (175°C) and greasing a 10x15x1-inch jellyroll pan to ensure your cake releases effortlessly.

2. Step 2

   In a spacious bowl, whisk together the flour, 2 cups of sugar, baking soda, and salt, setting this dry blend aside for now.

3. Step 3

   In a saucepan, combine water and 3/4 cup of butter, bringing it to a rolling boil before removing it from the heat.

4. Step 4

   Stir in 1/2 cup of creamy peanut butter and a splash of vegetable oil until the mixture is smooth and well incorporated.

5. Step 5

   Pour this warm concoction into your dry ingredients, mixing gently until just combined.

6. Step 6

   In a separate bowl, whisk together the eggs, buttermilk, and 1 teaspoon of vanilla extract, then fold this mixture into the peanut butter blend until everything is harmoniously combined.

7. Step 7

   Spread the luscious batter evenly in your prepared pan and bake for 18 to 26 minutes, or until a toothpick inserted in the center emerges clean, signaling that your cake is ready.

8. Step 8

   While the cake bakes, whip up the frosting by combining 2/3 cup of sugar, evaporated milk, and 1 tablespoon of butter in a saucepan.

9. Step 9

   Bring this mixture to a boil while stirring constantly, then let it simmer for an additional 2 minutes.

10. Step 10

    Remove from heat and stir in chunky peanut butter, marshmallows, and 1/2 teaspoon of vanilla extract until the marshmallows melt into a velvety blend.

11. Step 11

    Once your cake is out of the oven, pour the warm frosting over the top, spreading it evenly to create a delightful finish.

12. Step 12

    Allow the cake to cool before cutting it into squares, ready to be savored and shared.

13. Step 13

    Enjoy the rich flavors and the joy of baking!.