1/4 c. butter, softened
1 1/4 c. sugar
1 egg
1 tsp. imitation maple flavor
1/2 tsp. pure vanilla extract
1/4 tsp. ground cinnamon
1 c. mashed ripe bananas (2 to 3 medium-size bananas)
1/4 c. dairy sour cream
2 c. all-purpose flour
1 1/2 tsp. baking powder
1/2 tsp. baking soda
1/2 tsp. salt
1/2 c. chopped walnuts

Preheat oven to 350°F. Lightly grease and flour 9x5x3-inch loaf pan and set aside. Cream butter with sugar in large mixer bowl until smooth. Add egg, maple flavor extract, vanilla, and cinnamon. Beat with electric mixer at medium speed 2 minutes. Add bananas and sour cream and mix well. Sift flour with baking powder, baking soda and salt. Add to banana mixture and mix well. Stir in walnuts and spoon into prepared pan.

Bake 65 to 70 minutes or until toothpick inserted in center comes out clean. Cool in pan on wire rack 10 minutes. Remove from pan and cool completely on rack.