Blueberry Dump Cake

1 can crushed pineapple (large can
with juice)
3 cups fresh blueberries
3/4 cup sugar
1 box yellow cake mix
1 cup butter, melted
1 cup pecans, coarsely chopped

Melt one tablespoon butter in a 10- or 12-inch Dutch oven. Add pineapple with juice and blueberries. Cover with sugar and top with cake mix. Add ingredients in that order and DO NOT stir. Drizzle with remaining melted butter and top with pecans.
Bake 30 minutes on a medium hook, raise to one higher hook, add top coals and bake an additional 10-15 minutes until bubbly; then remove from fire and set on cooking table to continue baking until browned on top. Takes about 1 hour to bake.