Frosted Banana Bars

1/2 cup butter, softened
1 1/2 cups sugar
2 eggs
1 cup sour cream
1 tsp vanilla extract
2 cups flour
1 tsp baking soda
1/4 tsp salt
2 medium ripe bananas, mashed

Frosting:
4oz cream cheese, softened
1/4 cup butter, softened
1 tsp vanilla extract
1 1/2 to 1 3/4 cups confectioners sugar

Mix cream cheese, butter, and sugar. Add eggs, sour cream, vanilla. Combine flour, baking soda and salt. Gradually add to cream mix. Stir in bananas. Pour into gresed 15x10x1 pan. Bake at 350 for 20-25 minutes.

For frosting, mix cream cheese, butter and vanilla. Gradually beat enough confectioners sugar to achieve frosting like consistency. Spread over cool bars. Refrigerate.