Rinse navy beans and pick out any bad beans.

In a large pot, combine beans with 8 cups of water.

Bring to a boil and then reduce heat to a simmer.

Simmer for 5 minutes.

Remove from heat, cover, and let stand for 1 hour.

Drain and rinse beans.

Return beans to the pot.

Stir in 8 cups of fresh water.

Bring to a boil, cover, and reduce heat to a simmer.

Simmer for 2 hours or until beans are tender, stirring occasionally.

Drain beans, reserving the liquid.

In a casserole dish, combine the beans, sausage, onions, and bell pepper.

Mix thoroughly.

Stir in 1 cup of reserved liquid and remaining ingredients: molasses, pineapple juice, brown sugar, mustard, allspice, salt, pepper, chili powder, diced tomatoes, ketchup, and BBQ sauce.

Stir until all ingredients are combined together.

Cover top with bacon slices.

Bake uncovered in a 300°F oven for approximately 3 hours.

If needed, add additional reserve liquid.