Delicious Dump Cake
["1 large can crushed pineapple", "1 white or yellow cake mix", "1/2 c. chopped pecans", "2 sticks margarine", "1/2 c. brown sugar", "1 can cherry pie filling"]
["Preheat the oven to 350\u00b0.", "Use a 9 x 10-inch well buttered cooking dish."]
["pineapple", "white", "pecans", "margarine", "brown sugar", "cherry pie filling"]