Pumpkin Pie Bars
["1 (18 1/2 oz.) box yellow cake mix", "1/2 c. butter or margarine, melted", "4 eggs", "1 (30 oz.) can solid pack pumpkin (3 c.)", "1 c. sugar, divided", "1 1/2 tsp. cinnamon", "1/2 c. brown sugar, firmly packed", "2/3 c. evaporated milk", "1/2 c. walnuts, chopped", "1/4 c. butter or margarine, melted"]
["Preheat oven to 350\u00b0.", "Grease and flour a 13 x 9-inch baking pan.", "Remove 1 cup of the cake mix; reserve.", "In small bowl, lightly beat 1 egg.", "In large bowl, stir together remaining cake mix, melted butter and the beaten egg.", "Press into prepared pan. In large bowl, lightly beat remaining 3 eggs.", "Stir in pumpkin, 1/2 cup of the sugar, brown sugar, evaporated milk and cinnamon. Pour over cake mixture in pan.", "To the 1 cup reserved cake mix, add remaining 1/2 cup sugar, walnuts and softened butter; mix until crumbly.", "Sprinkle over pumpkin mixture.", "Bake 50 to 60 minutes.", "Serve warm or cool.", "Preparation:", "15 minutes; total time, 1 hour 40 minutes."]
["yellow cake", "butter", "eggs", "solid pack pumpkin", "sugar", "cinnamon", "brown sugar", "milk", "walnuts", "butter"]