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peanut butter raspberry swirl cake 2026 05 20 200750 1024x1024 1

Peanut Butter & Raspberry Swirl Cake

This delightful cake combines the rich, creamy goodness of peanut butter with the tart brightness of raspberries, ensuring a satisfying treat for any occasion.
Prep Time 15 minutes
Cook Time 50 minutes
Total Time 1 hour 5 minutes
Course Dessert, Snack
Cuisine American
Servings 9 pieces
Calories 319 kcal

Ingredients
  

For the Cake Batter

  • 150 g white sugar
  • 2 medium eggs
  • 173 g sour cream
  • 125 g smooth commercial peanut butter High-quality peanut butter is recommended.
  • 113 g unsalted butter, melted
  • 2 tsp vanilla extract
  • ½ tsp fine sea salt
  • tsp baking powder
  • ½ tsp baking soda
  • 160 g all-purpose flour Can substitute with gluten-free blend.

For the Swirl

  • 90 g raspberry jam Homemade jam can enhance flavor.
  • 70 g fresh raspberries (optional) Use fresh raspberries for decoration.

Instructions
 

Preparation

  • Preheat your oven to 350°F (175°C) and prepare an 8×8-inch square pan by greasing it and lining with parchment.
  • Whisk together sugar and eggs until the mixture becomes light and slightly airy.
  • Mix in sour cream, peanut butter, melted butter, vanilla, and salt until the batter is smooth and well-blended.
  • Add baking powder and baking soda, then gently incorporate the flour until no dry streaks remain.

Baking

  • Pour the batter into the prepared pan and level the surface.
  • Spoon raspberry jam on top and swirl it through the batter using a skewer or knife. Add fresh raspberries on top if desired.
  • Bake for about 40-50 minutes, until risen and golden, and a tester comes out clean.
  • Let it rest in the pan for 15 minutes, then lift it out using the parchment and cool completely on a wire rack.

Notes

Serve with a sprinkle of powdered sugar or a dollop of whipped cream. Pairs beautifully with vanilla ice cream or coffee.
Keyword Easy Dessert, Homemade Cake, peanut butter cake, Raspberry Cake, Swirl Cake