Blueberry Crunch

Not sure where I got this recipe from--on another website somewhere I think. Kind of a "dump" style recipe. Use fresh berries, canned or frozen (thawed).

• Ready In: 55 mins
• Yields: 1 cake

Ingredients

• 1 (14 ounce) can crushed pineapple, undrained
• 3  cups blueberries
• 3⁄4 cup sugar
• 1 (18 ounce) package  yellow cake mix
• 1⁄2 cup margarine, melted

• TOPPING

• 1⁄4 cup sugar
• 1  cup pecans, chopped

Directions

1. Preheat oven to 350 degrees.
2. Grease a 9 by 13 inch baking pan.
3. Spread undrained pineapple evenly in pan.
4. Follow with the blueberries.
5. Sprinkle 3/4 cup sugar over the blueberries.
6. Sprinkle the cake mix evenly over the blueberries.
7. Drizzle the melted margarine evenly over the cake mix; followed by the 1/4 cup sugar and the pecans.
8. Bake for 45 minutes.