Blueberry Crunch
["1 (20 oz.) can crushed pineapple (in juice; undrained)", "1 (18.25 oz.) pkg. yellow cake mix", "3 c. fresh or frozen blueberries", "1/2 c. sugar", "1/2 c. margarine, melted", "1 c. chopped pecans"]
["Spread pineapple in a lightly buttered 13 x 9 x 2-inch baking dish; sprinkle with cake mix, blueberries and sugar. Drizzle with butter and top with pecans. Bake at 350\u00b0 for 45 minutes or until bubbly."]
["pineapple", "yellow cake", "blueberries", "sugar", "margarine", "pecans"]