1 c. sour milk
2 1/2 c. flour
2 c. sugar
1 tsp. baking soda
1 tsp. baking powder
1 tsp. salt
3/4 c. vegetable oil
1 1/2 c. mashed bananas (3)
1 tsp. vanilla
2 eggs
1/2 c. chopped nuts

Place flour, sugar, baking powder, baking soda and salt in a large mixing bowl; stir up. Add oil, bananas, sour milk, vanilla and mix until all dry ingredients are dampened. Beat vigorously for 2 minutes.

Add eggs and beat 2 more minutes. Stir in chopped walnuts. Bake in greased and floured 9x13 cake pan in a 350 degree oven for 35 minutes. Cool 10 minutes; remove from pan if you want. Frost with cream cheese frosting.