Fudgy Brownie Butter Cake Recipe That’s Worth Every Bite

Introduction

Why choose between brownies and cake when you can have both? This Brownie Butter Cake Recipe is a dessert dream come true—starting with a fudgy, dense brownie base, topped with a buttery vanilla cake layer. Baked together in a loaf pan, it creates beautiful, distinct layers that slice cleanly and wow every time. Whether you’re baking for a party, gifting a loaf, or just craving two desserts at once, this recipe has your back.


Why I Love This Recipe

  • Combines two classics—fudgy brownie + butter cake
  • Bakes in a loaf pan for easy slicing and gifting
  • Beautiful layers that hold their shape
  • Perfect for birthdays, bake sales, or weekend treats
  • Totally customizable with chocolate chips, nuts, or frosting

Ingredients

For the Brownie Layer:

  • ½ cup semi-sweet chocolate chips
  • ¼ cup unsalted butter
  • ¼ cup sugar
  • 1 large egg
  • ¼ cup all-purpose flour
  • ½ teaspoon vanilla extract
  • Pinch of salt

For the Butter Cake Layer:

  • ½ cup unsalted butter, softened
  • ½ cup sugar
  • 2 large eggs
  • 1 teaspoon vanilla extract
  • 1 cup all-purpose flour
  • ½ teaspoon baking powder
  • ¼ cup milk

Instructions

1. Prep the Oven & Pan

  • Preheat oven to 350°F (175°C).
  • Grease and line a loaf pan with parchment paper, leaving some overhang for easy removal.

2. Make the Brownie Base

  • In a small saucepan or microwave-safe bowl, melt chocolate chips and butter until smooth. Let cool slightly.
  • Stir in sugar, egg, vanilla, flour, and salt until just combined—do not overmix.
  • Pour the brownie batter into the prepared loaf pan and spread evenly.
  • Bake for 15 minutes, then remove from oven. Leave oven on.

3. Prepare the Butter Cake Batter

  • In a mixing bowl, cream together the softened butter and sugar until light and fluffy.
  • Beat in the eggs one at a time. Stir in the vanilla.
  • Whisk together flour and baking powder.
  • Add to the butter mixture, alternating with milk, mixing just until combined.

4. Layer & Bake

  • Gently pour the butter cake batter over the partially baked brownie base.
  • Smooth the top with a spatula.
  • Return to the oven and bake for 30–35 minutes, or until a toothpick inserted into the center comes out clean.

5. Cool & Slice

  • Let the cake cool completely in the pan.
  • Use the parchment overhang to lift it out. Slice into thick, beautiful layers and serve.

Tips for Success

  • Let the brownie cool slightly before adding cake batter to keep layers clean.
  • Don’t overmix either batter—this helps with moisture and texture.
  • Try adding chocolate chips or a swirl of peanut butter to the brownie layer for variation.
  • Store in the fridge for easier slicing and even fudgier texture.

Storage & Make-Ahead

  • Store covered at room temp for 2–3 days, or in the fridge for up to 5 days.
  • Freeze tightly wrapped slices for up to 1 month.
  • Thaw at room temp or microwave gently before serving.

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Final Thoughts

This Brownie Butter Cake is a two-in-one dessert that looks as good as it tastes. Fudgy on the bottom, fluffy on top, and full of comforting sweetness, it’s a layered loaf that impresses at first bite. Whether you’re baking it for a special occasion or just treating yourself, it’s guaranteed to hit the sweet spot.

Tried it? Snap a slice and share—then follow for more layered dessert fusions and chocolate-loaded recipes you’ll crave again and again.