Creamy Apple Squares
["1 box yellow cake mix", "1/2 c. softened butter", "1/4 c. firmly packed brown sugar", "1/2 tsp. cinnamon", "2 apples, thinly sliced", "1 c. sour cream", "1 egg"]
["Preheat oven to 350\u00b0.", "Combine the first 2 ingredients; mix until crumbly.", "Reserve 2/3 cup for topping.", "Add brown sugar and cinnamon to reserved topping.", "Mix and set aside.", "Press remaining mixture into 13 x 9-inch pan.", "Arrange apples over base. Blend sour cream and eggs; spread evenly over apples.", "Sprinkle reserved topping over apples.", "Bake at 350\u00b0 for 25 to 30 minutes or until topping is golden brown and bubbly.", "Serve warm and refrigerate leftovers."]
["yellow cake mix", "butter", "brown sugar", "cinnamon", "apples", "sour cream", "egg"]