Sour Cream Coffee Cake
["1/2 c. walnuts, chopped", "1/4 c. reduced-calorie margarine, softened", "1/2 c. sugar", "1/2 c. egg substitute", "1 1/2 c. all-purpose flour", "1 1/2 tsp. baking powder", "1 tsp. baking soda", "1/8 tsp. salt", "1 c. nonfat sour cream alternative", "1 tsp. vanilla extract", "1/4 c. sugar", "2 tsp. ground cinnamon", "vegetable cooking spray"]
["Place walnuts in a pan; bake at 350\u00b0 for 8 to 10 minutes or until lightly toasted.", "Cool.", "Beat margarine at medium speed with an electric mixer until creamy; gradually add 1/2 cup sugar, beating well.", "Then add egg substitute, beating well.", "Combine flour and next 3 ingredients; add to margarine mixture alternately with sour cream alternative, beginning and ending with flour mixture.", "Mix after each addition.", "Stir in vanilla and walnuts. Combine 1/4 cup sugar and cinnamon; fold half of mixture into cake batter.", "Spoon batter into a 9-inch square pan coated with cooking spray and sprinkle with remaining sugar mixture.", "Bake at 350\u00b0 for 30 to 35 minutes or until a wooden pick inserted in center comes out clean.", "Cool cake in pan on a wire rack 10 minutes.", "Remove from pan; invert and cool on wire rack."]
["walnuts", "margarine", "sugar", "egg substitute", "flour", "baking powder", "baking soda", "salt", "nonfat sour cream alternative", "vanilla extract", "sugar", "ground cinnamon", "vegetable cooking spray"]