Banana Cake
["1/2 c. butter", "1 1/4 c. sugar", "2 eggs, lightly beaten", "1 tsp. baking soda", "4 tsp. sour cream", "1 c. ripe bananas, mashed", "1 1/2 c. cake flour", "1 tsp. vanilla"]
["Cream butter and sugar.", "Add eggs.", "Dissolve baking soda in sour cream.", "Add to mixture and beat well.", "Add bananas, flour, salt and vanilla.", "Mix well.", "Pour into greased and floured 8 x 8-inch pan.", "Bake at 350\u00b0 for 30 to 35 minutes."]
["butter", "sugar", "eggs", "baking soda", "sour cream", "bananas", "cake flour", "vanilla"]