Blueberry Crunch
["about 1 gal. fresh blueberries", "1/2 c. sugar", "1 large can crushed pineapple (with liquid)", "2 boxes yellow cake mix", "2 c. margarine, melted", "1 1/2 to 2 c. nuts"]
["Spray bottom of 12 x 18 pan with Pam. Pour blueberries over bottom of pan, making sure the bottom is covered completely. Sprinkle sugar over berries; sprinkle pineapple with liquid over berries and sugar. Sprinkle dry cake mix (about 1 and 1/2 box) over pineapple. Top with nuts; drizzle melted margarine over all. Bake at 350\u00b0 for about 1 hour. If using convection oven, bake between 300\u00b0 and 325\u00b0. Juices will bubble up through cake mix. Serve hot with Cool Whip or ice cream. About 25 good size servings."]
["fresh blueberries", "sugar", "pineapple", "yellow cake", "margarine", "nuts"]