This is my favorite variety bean casserole:
1 can ea garbanzo beans, lentils, great white northerns, pinto, kidney
1 package dry onion soup mix
1 T. mayonnaise
1 T. chili sauce or ketsup
3 T bbq sauce
1 lb your choice of meat or any left over meats
Mix all above ingredients with cooked meat, Put in bean pot and cook covered slowly for 1 hr or until bubbly at 325 degrees.