Blueberry Crunch - cooking recipe

Ingredients

1 (No. 2) can crushed pineapple, do not drain
3 c. blueberries (fresh, canned or thawed frozen)
3/4 c. sugar
1 pkg. yellow cake mix
1 stick margarine
1/4 c. sugar
1 c. pecans

Preparation

Butter a 9 x 13-inch baking dish.
Put in the pan the undrained pineapple, blueberries with 3/4 cup sugar sprinkled over, cake mix poured over these ingredients, melted margarine poured over cake mix, 1/4 cup sugar sprinkled over mix and pecans chopped and sprinkled on top.
Do not stir.
Bake at 350\u00b0 for 45 minutes.