Peanut Butter Cake
the best old-fashioned Peanut Butter cake full of smooth creamy peanut butter flavor and coffee frosting that creates the BEST flavor combo!
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Ingredients
- 2 cups Bob's Red Mill All-Purpose flour
- 1 cups white sugar
- 1 cup brown sugar
- 1 teaspoon baking soda
- 1 teaspoon salt
- 1 cup hot coffee
- ½ cup butter, melted
- ½ cup peanut butter
- ½ cup oil
- 2 eggs room temperature
- ½ cup buttermilk
- 1 teaspoon vanilla
Coffee Buttercream
- 2 sticks butter, softened unsalted
- 2 cups powdered sugar add up to an additional ½ cup until desired consistency is achieved
- 3 tablespoons strong coffee
Instructions
- Preheat the oven to 350 degrees.
- Grease a ½ sheet pan or 9 by 13 cake pan.
- Mix dry ingredients in a small bowl.
- Whisk the coffee and butter together in a large bowl.
- Add peanut butter and oil to the coffee and butter, whisk until smooth.
- Add milk, vanilla, and eggs to the coffee mixture. Whisk well.
- Incorporate the dry ingredients a little at a time. Mix well.
- Pour into the prepared pan and bake for 30 minutes for a sheet cake and 40 minutes for a 9 by 13 pan. Check for doneness with a toothpick or knife entered into the center that comes out clean.
- Frost with coffee buttercream and top with crushed salted peanuts.
Coffee Buttercream
- Beat the butter until light and fluffy.
- Add the powdered sugar a bit at a time.
- Add the coffee until the desired consistency is achieved.