Buttermilk Banana Coffee Cake isn’t just a dessert; it’s a clever excuse to eat bananas in cake form for breakfast. This irresistibly moist, tender cake pairs the tangy goodness of buttermilk with the natural sweetness of ripe bananas. Add a crumbly, buttery topping, and suddenly your overripe bananas find redemption. It’s perfect for brunch, dessert, or, let’s be honest, sneaky midnight snacks. This recipe requires minimal effort but promises maximum flavor. If coffee had a soulmate, this cake might just be it. Warning: don’t expect leftovers—they vanish faster than you can say “coffee cake.”

Buttermilk Banana Coffee Cake
Moist banana coffee cake with a tangy buttermilk base and a buttery crumble topping that’s perfect for any time of day.
Ingredients
For the Cake:
- 2 cups all-purpose flour
- 1 teaspoon baking soda
- 1 teaspoon baking powder
- 1/2 teaspoon cinnamon
- 1/4 teaspoon salt
- 1/2 cup unsalted butter softened
- 1 cup granulated sugar
- 2 large eggs
- 2 medium ripe bananas mashed
- 1/2 cup buttermilk
- 1 teaspoon vanilla extract
For the Streusel Topping:
- 1/2 cup all-purpose flour
- 1/3 cup brown sugar
- 1/4 cup granulated sugar
- 1/4 cup unsalted butter melted
- 1/2 teaspoon cinnamon
Instructions
- Preheat your oven to 350°F (175°C) and grease a 9-inch baking pan.
- Mix flour, baking soda, baking powder, cinnamon, and salt in a bowl.
- In another bowl, cream butter and sugar until fluffy, then beat in eggs, mashed bananas, and vanilla.
- Alternate adding the dry mixture and buttermilk, mixing until the batter is smooth.
- Pour the batter into the prepared pan.
- For the streusel, combine flour, sugars, and cinnamon. Stir in melted butter until crumbly.
- Sprinkle the streusel evenly over the cake batter.
- Bake for 40 minutes or until a toothpick comes out clean. Cool before serving.
Notes
Nutritional Information (Per Serving)
- Calories: 310
- Total Fat: 14g
- Saturated Fat: 8g
- Carbohydrates: 42g
- Fiber: 2g
- Protein: 4g
Vitamins and Minerals (Per Serving)
- Vitamin B6: 5%
- Potassium: 6%
- Iron: 5%
- Calcium: 4%
- Vitamin A: 3%
Additional Notes
- Swap cinnamon for nutmeg or add chocolate chips for a fun twist.
- Store leftovers in an airtight container for up to three days.
- Pair with coffee or a dollop of whipped cream for extra indulgence.