Country Baked Beans

4 cans (16 ounces each) baked beans, drained
1 bottle (12 ounces) chili sauce
1 large onion, chopped
1 pound sliced bacon, cooked and crumbled
1 cup packed brown sugar

In a large bowl,combine all of the ingredients. Pour into two ungreased 2-qt. baking dishes. Bake, uncovered, at 350° for 45-60 minutes or until heated through. Makes 10-12 servings.