Ingredients
Equipment
Method
Step-by-Step Instructions
- Preheat your oven to 375°F (190°C) and grease a 9x13 inch baking pan.
- Combine granulated sugar, sour cream, softened butter, and eggs in a bowl, beat until creamy.
- Add mashed bananas and vanilla, and blend until combined.
- In a separate bowl, whisk together flour, baking soda, and salt, then add to wet ingredients.
- Fold in walnuts if using, being careful to not over-mix.
- Pour batter into the greased pan and spread evenly.
- Bake for 20-30 minutes or until a toothpick comes out clean.
- Allow the brownies to cool slightly in the pan for 10-15 minutes.
- Prepare frosting by melting butter and mixing with powdered sugar and milk until smooth.
- Frost cooled brownies evenly and let set before cutting into squares.
Nutrition
Notes
Avoid over-mixing after adding flour to keep brownies tender. Check oven temperature for even baking. Allow brownies to cool before frosting.
