1 ½ cups sugar
1 cup sour cream½ cup butter, softened
2 eggs
1 ¾ cups (3 or 4) ripe bananas, mashed
2 teaspoons vanilla
2 cups flour
1 teaspoon baking soda
¾ teaspoon salt½ cup chopped walnuts (optional)
Browned Butter Frosting
½ cup butter4 cups powdered sugar
1 ½ teaspoons vanilla
about 3 tablespoons milk or half and half
Heat butter in saucepan over medium heat past the melting point until it boiling, and a delicate brown. Remove from the heat and immediately add the remaining ingredients. This should be thicker than a glaze and thinner than frosting. Using a spatula smooth over the top of the Monkey Squares immediately.
*From The Welcome Mat