Overnight Coffee Cake
["3/4 c. softened butter or margarine", "1 c. sugar", "1 (8 oz.) carton sour cream", "2 c. flour", "1 tsp. baking powder", "1/2 tsp. salt", "1 tsp.soda", "1 tsp. nutmeg", "3/4 c. packed brown sugar", "1/2 c. chopped walnuts", "1 tsp. cinnamon"]
["Combine butter and sugar; cream until light and fluffy.", "Add eggs and sour cream.", "Combine next 5 ingredients.", "Add to batter and mix well.", "Pour into a greased and floured 13 x 9 x 2-inch pan."]
["butter", "sugar", "sour cream", "flour", "baking powder", "salt", "tsp.soda", "nutmeg", "brown sugar", "walnuts", "cinnamon"]