1 lb. navy (pea) beans
3 qts. water
1 meaty ham bone
3 sm. onions, finely chopped
3 stalks celery, finely chopped
1 c. mashed potatoes
2 cloves garlic, minced
1/4 c. chopped parsley

Soak beans in water overnight; drain. Pour 3 quarts water into a soup kettle. Add drained beans and the ham bone. Bring to boiling, skim, then cover and reduce heat to simmer. Cook, stirring occasionally for about one hour. Add remaining ingredients and continue simmering another hour. Remove ham bone and cut meat into chunks. Return meat to soup and serve hot.