1 can crushed pineapple
3 c. blueberries
3/4 c. sugar
1 box yellow cake mix
1/4 lb. melted butter
1/2 to 1 c. chopped pecans

Grease 9 x 13-inch baking dish. Spread undrained pineapple over bottom of pan. Add blueberries and sprinkle 1/2 cup sugar over top. Sprinkle cake mix on top of fruit layer. Drizzle melted butter over cake mix. Top with pecans. Sprinkle remaining 1/4 cup sugar on top.

Bake in preheated 350°F oven for 35 to 40 minutes. After 25 minutes, take a spoon and cut down through cake to the bottom of pan in several places to permit juices to come through cake.