Banana Bread Brownies

1 1/2 cups granulated sugar
1/2 cup unsalted butter, softened
1 cup sour cream or plain Greek yogurt
2 large eggs
3-4 ripe bananas, mashed
2 teaspoons vanilla extract
2 cups all-purpose flour
1 teaspoon baking soda
3/4 teaspoon salt
 
Heat oven to 375 F. Grease a 9x13-inch pan with non-stick cooking spray.
 
In a large bowl, cream together the sugar and butter. Beat in the sour cream or yogurt and eggs, bananas, and vanilla extract. 
 
Add the flour, baking soda, and salt, and mix just until moistened.
 
Spread batter evenly into prepared pan and bake for 23-28 minutes or until a toothpick inserted in the center comes out clean, or with few crumbs.

Makes 16 servings.
 
From Tastes Better from Scratch blog
 
Note: For healthier banana bread bars, cut the sugar in half.