4.8 from 33 votes
Easy peanut butter chocolate sheet cake
This one-bowl, easy peanut butter chocolate sheet cake is just dreamy and would you just look at those swirls of fudgy frosting? I mean.
Prep Time
20 mins
Cook Time
20 mins
Additional Time
2 hrs
Total Time
3 hrs
Servings: 12
Calories: 628 kcal
Course:
Cake , Baked Goods
Cuisine:
American
Ingredients
for the cake
- 2 cups cake/all purpose flour
- 2 cups sugar
- ½ cup cocoa powder
- 2 teaspoons baking powder
- 1 teaspoon salt
- 1 cup buttermilk
- 2 eggs
- ½ cup canola or vegetable oil
- 1 cup smooth peanut butter
- 1 cup hot black coffee
for the chocolate peanut butter frosting
- ½ cup soft butter
- 2 tablespoons smooth peanut butter
- 5 cups powdered sugar / icing sugar sifted
- 3 tablespoons cocoa powder sifted
- 2 tablespoons cooled coffee
- 2-3 tablespoons milk
- 1 cup Melted dark chocolate cooled
- Sprinkles to decorate
Instructions
- Pre-heat the oven to 180ºc and line a rectangular sheet pan/cake pan with baking paper.
- In a large bowl, whisk together all the dry ingredients.
- Add the remaining ingredients and mix at medium speed for 2 minutes until well combined, scraping down halfway to make sure all the ingredients are incorporated.
- Transfer the batter to the prepared cake pan and place in the oven.
- Allow to bake for 35-40 minutes or until a skewer inserted comes out clean.
- Remove from the oven and allow to cool completely before frosting.
- To make the frosting, beat together the butter and peanut butter.
- Add the icing sugar, cocoa powder, coffee and milk and beat until thick and smooth.
- While mixing, slowly pour in the chocolate and allow to mix into the frosting. Mix for a further 1-2 minutes until the frosting is whipped and well combined.
- Spread the frosting onto the cooled cake and decorate with sprinkles.
Cup of Yum
Nutrition Information
Calories
628kcal
(31%)
Carbohydrates
109g
(36%)
Protein
12g
(24%)
Fat
19g
(29%)
Saturated Fat
7g
(35%)
Cholesterol
48mg
(16%)
Sodium
433mg
(18%)
Potassium
414mg
(12%)
Fiber
4g
(16%)
Sugar
86g
(172%)
Vitamin A
290IU
(6%)
Vitamin C
1mg
(1%)
Calcium
86mg
(9%)
Iron
2mg
(11%)
Nutrition Facts
Serving: 12Serving
Amount Per Serving
Calories 628
% Daily Value*
| Calories | 628kcal | 31% |
| Carbohydrates | 109g | 36% |
| Protein | 12g | 24% |
| Fat | 19g | 29% |
| Saturated Fat | 7g | 35% |
| Cholesterol | 48mg | 16% |
| Sodium | 433mg | 18% |
| Potassium | 414mg | 9% |
| Fiber | 4g | 16% |
| Sugar | 86g | 172% |
| Vitamin A | 290IU | 6% |
| Vitamin C | 1mg | 1% |
| Calcium | 86mg | 9% |
| Iron | 2mg | 11% |
* Percent Daily Values are based on a 2,000 calorie diet.