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If you’re looking for a dessert that feels indulgent but only takes five minutes of effort, this 3-ingredient cookie butter banana cake is your new best friend. It’s moist, sweet, and packed with warm cookie butter flavor, yet so simple you’ll wonder why you ever bothered with complicated cakes.
Video: Let’s Make 3-Ingredient Cookie Butter Banana Cake
Why This Cake Works
The beauty of this recipe lies in its simplicity. With just a ripe banana, an egg, and a jar of cookie butter, you create a cake that’s soft, rich, and irresistible. The banana keeps it moist, the egg adds structure, and the cookie butter brings all that spiced, caramelized flavor. No flour, no sugar, no butter—just three pantry staples that work together like magic.
The Flavor Profile
Cookie butter tastes like ground-up speculoos cookies with a hint of cinnamon, nutmeg, and caramelized sugar. Paired with banana, it becomes something even better. The banana adds natural sweetness and a subtle fruity depth, balancing the richness of the cookie butter. The result is a cake that’s sweet but not cloying, tender but not dense. It’s like banana bread’s spicier, sassier cousin.
Perfect for Any Occasion
This cake is the ultimate last-minute dessert. Need something for a potluck? Done. Craving a warm slice of cake with your coffee? Easy. Want to impress guests without revealing that it only took you five minutes to throw together? Absolutely. Because it bakes in just 20 to 25 minutes, you can go from mixing bowl to cooling rack in under an hour.
Tips for Success
Use a very ripe banana. The riper the banana, the sweeter and more flavorful your cake will be.
Don’t overbake. Start checking at 20 minutes with a toothpick. Overbaking will make the cake dry.
Line your pan well. Cookie butter is sticky, so parchment with an overhang makes lifting out the cake much easier.
How to Serve Cookie Butter Banana Cake
You can serve this cake plain, cut into squares for a quick snack. But if you want to dress it up, try these ideas:
Dust with powdered sugar for a bakery-style finish.
Top with whipped cream or vanilla ice cream for an easy dessert upgrade.
Add chopped nuts or chocolate chips to the batter before baking for extra texture.
Spread with more cookie butter after baking for the ultimate cookie butter overload.
Why You’ll Love This Easy Cake
This 3-ingredient cookie butter banana cake is the definition of minimal effort, maximum payoff. It’s one of those recipes you’ll come back to again and again because it’s foolproof, versatile, and absolutely delicious. Whether you’re new to baking or just short on time, this cake delivers every single time.
This 3-Ingredient Cookie Butter Banana Cake is the easiest dessert you’ll ever bake. Just a ripe banana, an egg, and cookie butter make a moist, flavorful cake that’s ready in under an hour. Perfect for quick snacks, potlucks, or an effortless treat.
Ingredients
Scale
1 ripe banana
1 1/2cups cookie butter
1 egg
Instructions
Line an 8-inch square baking pan with parchment, leaving a 2-inch overhang.
Mash 1 ripe banana in a large bowl; stir in 1 egg.
Mix in one 14.1-ounce jar (about 1 1/2 cups) cookie butter.
Spread in the pan. Bake at 350 degrees F until a toothpick comes out clean, 20 to 25 minutes.
Let cool 20 minutes, then remove to a rack. Cut into squares.
