Florence'S Pound Cake
["1/2 lb. margarine", "2 c. sugar", "4 eggs (one at a time)", "1 pt. sour cream", "3 c. flour", "2 tsp. baking powder", "1 tsp. baking soda", "1 tsp. vanilla extract", "chopped nuts or chocolate chips (\"chopped\" in food processor)"]
["Cream margarine and sugar in mixer.", "Add eggs (unbeaten), sour cream, flour, baking powder and baking soda.", "Mix well.", "Add vanilla and nuts.", "Grease and flour large tube pan.", "Bake at 350\u00b0 for 45 to 60 minutes or until toothpick inserted comes out clean."]
["margarine", "sugar", "eggs", "sour cream", "flour", "baking powder", "baking soda", "vanilla extract", "nuts"]