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- Peanut Butter Cake
Peanut Butter Cake
Ingredients
- 2 1/2 sticks unsalted butter
divided, 10 ounces
- 8 ounces cream cheese
- Cooking spray
- 1 3/4 cups all-purpose flour
- 3/4 teaspoon baking powder
- 1/2 teaspoon kosher salt
- 1/4 teaspoon baking soda
- 1/4 teaspoon ground cinnamon
- 1 cup granulated sugar
- 1/3 cup packed light brown sugar
- 3 large eggs
- 2 cups creamy peanut butter
divided
- 2 teaspoons vanilla extract
- 1/2 cup sour cream
- 2 cups powdered sugar
- 1/2 cup cocktail peanuts
Directions
- 1
Place 1 1/2 sticks of the unsalted butter in the bowl of a stand mixer (or large bowl if using an electric hand mixer). Place the remaining 1 stick unsalted butter and 8 ounces cream cheese in a large bowl. Let everything sit at room temperature until softened, about 1 hour.
- 2
Arrange a rack in the middle of the oven and heat the oven to 350°F. Coat a 9-by-13-inch baking pan with cooking spray. Line with a parchment paper sling, leaving a 2-inch overhang on the long sides. Coat parchment paper with cooking spray.
- 3
Place 1 3/4 cups all-purpose flour, 3/4 teaspoon baking powder, 1/2 teaspoon kosher salt, 1/4 teaspoon baking soda, and 1/4 teaspoon ground cinnamon in a large bowl and whisk to combine.
- 4
Add 1 cup granulated sugar and 1/3 cup packed light brown sugar to the bowl with the 1 1/2 sticks unsalted butter. Beat with the paddle attachment on high speed until light and fluffy, about 5 minutes. Scrape down the sides of the bowl. Beat in 3 large eggs one at a time, beating each addition until combined before adding the next.
- 5
Add 2/3 cup of the creamy peanut butter and 2 teaspoons vanilla extract, and beat on medium speed until combined, about 30 seconds. Add the flour mixture and 1/2 cup sour cream and beat on the lowest until just combined, about 1 minute. Transfer the batter to the baking pan and spread out into an even layer, going all the way to the edges of the pan.
- 6
Bake until a tester inserted into the center of the cake comes out clean, 30 to 34 minutes. Let the cake cool in the pan on a wire rack.
- 7
Add the remaining 1 1/3 cups creamy peanut butter and 2 cups powdered sugar to the bowl with the butter and cream cheese. Beat with an electric hand mixer on medium speed until smooth and fluffy, about 3 minutes. (Alternatively, clean and dry the bowl and paddle of the stand mixer and beat in there instead.)
- 8
Grasping the parchment, lift the cake slab onto a serving platter. Remove and discard parchment. Spread the frosting all over the top of the cake.
- 9
Coarsely chop 1/2 cup cocktail peanuts by hand. (Alternatively, place the peanuts in a plastic zip-top bag and seal the bag. Roll a rolling pin over the peanuts until coarsely crushed.) Sprinkle the peanuts around the border of the frosted cake before slicing and serving.
Peanut Butter Cake
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About this Recipe
Craving a dessert that delivers on pure comfort and classic flavor? This Peanut Butter Cake brings that beloved taste right to your kitchen, perfect for satisfying any sweet tooth.
This recipe combines the rich, nutty notes of creamy peanut butter with the tangy moistness of sour cream and cream cheese, ensuring a tender crumb and a decadent finish. The blend of granulated and brown sugar promises a balanced sweetness, while a touch of cinnamon adds a subtle warmth that complements the peanut butter beautifully.
Prepare for a truly satisfying dessert experience. You'll discover a cake that is wonderfully moist, dense yet tender, and bursting with authentic peanut butter flavor in every bite. The frosting, made with cream cheese and more peanut butter, provides a luxurious, creamy counterpoint, while the crunch of cocktail peanuts on top adds a delightful textural contrast. This recipe offers a homemade treat well worth the effort.
While this cake shines as is, you can easily adapt it. Instead of cocktail peanuts for garnish, consider chopped roasted peanuts or a drizzle of chocolate ganache for an extra layer of indulgence. For a slightly different flavor profile in the cake, you could experiment with adding a pinch of nutmeg alongside the cinnamon.
This rich Peanut Butter Cake is an ideal centerpiece for family gatherings, potlucks, or simply as a comforting dessert after a special meal. Serve it alongside a glass of cold milk or a scoop of vanilla bean ice cream for an unforgettable treat.







