Ultra-Moist Peanut Butter Cake with Peanut Butter-Honey Frosting 🥜🍫

A peanut butter lover’s dream! This rich, fluffy sheet cake is topped with a silky honey-kissed frosting and mini chocolate chips for the perfect sweet-salty crunch.
Why You’ll Love This Recipe
✅ One-bowl wonder—easy mixing, no layers!
✅ Extra moist from brown sugar & peanut butter
✅ Warm frosting melts into the cake for maximum flavor
✅ Chocolate chip topping adds texture & decadence
📝 Ingredients
For the Cake
- 2 ¼ cups all-purpose flour
- 2 cups packed light brown sugar
- 1 cup creamy peanut butter
- ½ cup butter, room temp
- 1 tsp baking powder
- ½ tsp baking soda
- 1 ¼ cups milk
- 2 tsp vanilla extract
- 3 large eggs
For the Frosting
- ½ cup peanut butter
- 2 tbsp honey
- 1 tsp vanilla extract
- 2 cups powdered sugar
- 4-5 tbsp milk (adjust for consistency)
- 1 cup mini chocolate chips (for topping)
🍰 Step-by-Step Instructions
1️⃣ Prep & Mix the Cake
- Preheat oven to 350°F (175°C). Grease and flour a 10×15-inch sheet pan.
- In a large bowl, blend flour, brown sugar, peanut butter, and butter on low until crumbly.
- Add baking powder, baking soda, milk, vanilla, and eggs. Mix on low until combined, then beat 3 minutes on medium (batter will be thick).
2️⃣ Bake
- Pour batter into the pan and spread evenly.
- Bake 35-40 minutes (middle rack) until a toothpick comes out clean.
3️⃣ Make the Frosting
- Microwave peanut butter + honey 20 seconds until soft.
- Whisk in vanilla, powdered sugar, and milk until smooth.
4️⃣ Frost & Finish
- Let cake cool 10 minutes (in pan), then spread frosting over the warm cake.
- Immediately sprinkle with mini chocolate chips (they’ll soften slightly).
5️⃣ Serve!
- Slice and enjoy warm or at room temp.
⏱ Prep Time: 15 mins | 🔥 Cook Time: 40 mins
🍽 Servings: 20 | Calories: ~380/slice
💡 Pro Tips
✔ Use natural peanut butter? Stir well first—it’s oilier!
✔ Extra decadent? Swap frosting milk for heavy cream.
✔ Storage: Cover at room temp for 3 days or freeze unfrosted cake for 1 month.
🍫 Serving Ideas
- À la mode with vanilla ice cream
- Drizzled with chocolate syrup
- Crumbled over banana pudding
📌 Save for Later!
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