Banana Bread Brownies with Brown Butter Frosting 🍌✨
Here’s the full, from-scratch recipe:
🍌 Banana Bread Brownies
Ingredients (Brownies)
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1 cup (2 sticks) unsalted butter, softened
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2 cups sugar
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4 large eggs
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2 tsp vanilla extract
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3 ripe bananas, mashed
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2 cups all-purpose flour
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1 tsp baking soda
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¾ tsp salt
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1 cup sour cream (makes them extra moist)
Instructions
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Preheat oven to 375°F (190°C).
Grease and flour a 9×13-inch baking pan. -
Cream butter & sugar until light and fluffy.
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Add eggs one at a time, mixing well after each.
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Stir in vanilla and mashed bananas.
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In a separate bowl, whisk together flour, baking soda, and salt.
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Add dry ingredients to wet mixture. Stir just until combined.
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Fold in sour cream.
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Spread batter evenly into prepared pan.
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Bake 20–25 minutes or until a toothpick inserted in center comes out clean.
Let cool slightly before frosting.
🧈 Brown Butter Frosting
Ingredients
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½ cup (1 stick) unsalted butter
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4 cups powdered sugar
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1½ tsp vanilla extract
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3–4 tbsp milk
Instructions
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Melt butter in a saucepan over medium heat.
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Continue cooking until it turns golden brown and smells nutty (watch carefully — it browns quickly).
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Remove from heat.
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Whisk in powdered sugar, vanilla, and milk until smooth and spreadable.
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Pour/spread over warm brownies.
💡 Tips
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Frost while brownies are still slightly warm for that glossy, melt-in topping.
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Add chopped walnuts if you like texture.
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Store covered at room temperature for 2–3 days.
If you’d like, I can also give you a lighter version, cream cheese frosting version, or step-by-step with pictures 😊