Banana Cake
["1 1/2 c. sugar", "1/4 lb. margarine", "4 eggs", "1 c. mashed bananas", "1 tsp. soda", "1 c. sour cream", "2 c. flour", "1 tsp. vanilla", "1/2 c. nuts (optional)"]
["Cream sugar and margarine.", "Add eggs, one at a time, and blend thoroughly.", "Stir in mashed bananas. Stir flour and soda together and add alternately with sour cream.", "Add vanilla and fold in nuts, if desired.", "Bake in greased 9 x 13-inch pan at 350\u00b0 for 40 to 45 minutes."]
["sugar", "margarine", "eggs", "bananas", "soda", "sour cream", "flour", "vanilla", "nuts"]