In a large kettle, combine 5-1/4 cups water, 4 cups milk and 2 tablespoons margarine. Heat slowly over low temperature until margarine melts. While stirring, slowly add entire amount of soup mix. Reduce heat and simmer, uncovered, for 1 hour. Can also crock pot on LOW for 4 hours. DO NOT BOIL!! Optional: Add 2 cup ham (rinse, to help remove saltiness) and/or 1-1/2 cups corn. Add last 10 minutes of simmering.