Apple Coffee Cake
["1 c. pecans", "1 tsp. cinnamon", "1 tsp. baking powder", "1/2 tsp. salt", "2 eggs", "1 c. sour cream", "1 1/2 c. sugar", "2 c. flour", "1 tsp. soda", "1/2 c. margarine", "1 tsp. vanilla", "1 apple, cut in 1/4 inch wedges"]
["Grease 9-inch tube pan.", "Combine pecans, 1/2 cup sugar and cinnamon.", "In large bowl beat butter and 1 cup sugar.", "When creamy beat in eggs and vanilla.", "Add flour and dry ingredients alternately with sour cream, 1/4 at a time.", "Spread half of batter in pan.", "Arrange apple slices on this and sprinkle with 1/2 pecan mixture.", "Add remaining batter, then pecan mixture.", "Bake 50 to 55 minutes at 325\u00b0."]
["pecans", "cinnamon", "baking powder", "salt", "eggs", "sour cream", "sugar", "flour", "soda", "margarine", "vanilla", "apple"]