1 can crushed pineapple
3 c. blueberries
3/4 c. sugar
1 box yellow cake mix
1/4 lb. butter, melted
1 c. pecans, chopped
1/4 c. sugar

Grease 9 x 13 inch pan; spread undrained pineapple on bottom. Add layer of blueberries and 3/4 cup sugar. Sprinkle box of cake mix on top. Drizzle with butter. Top with pecans; for a crunch top sprinkle remaining 1/4 cup sugar on top. Bake at 350 degrees for 35 to 40 minutes. After it has cooked 25 minutes, cut down through it so juice may come up.