Pre-heat oven to 325°F.
Grease a 1-½ quart casserole.
In a small skillet, sauté the bacon and onions until the bacon is crisp and onions are lightly browned; drain well.
In a large bowl, combine the remaining ingredients.
To the large bowl, add the bacon-onion mixture; mix well.
Pour the bean mixture into the prepared casserole.
Place in the pre-heated oven and bake, uncovered, for 1-½ hours.