1 lb. dry navy beans, soak overnight
2 qts. water
1 lb. meaty ham bones or pieces
Salt to taste
5 whole peppercorns or 1/2 tsp. pepper
1/2 c. chopped celery leaves
1 med. onion, chopped
1 bay leaf (opt.)

Put all ingredients in crock pot. Cover and cook on low for 10 to 12 hours (high, 5 to 6 hours).