Saute Vidalia or Sweet Spanish onion in with bacon and 1/2 tsp. olive oil or butter for 5 minutes.
In a 4-5 quart baking dish or Crock-Pot, combine Pork and Beans, ketchup, BBQ sauce, onion powder, molasses or maple syrup. Add onion and bacon and Great Northern beans.
Bake, uncovered at 350°F about 30-35 minutes in oven or 2 hours on high in Crock-Pot.
Stir 2-3 times during baking.
Serve.