In a large kettle or saucepan, bring 6&1/2 cups water and 2 tablespoons margarine to a boil. While stirring, slowly add entire amount of soup mix. May also add 2 cups cooked, cubed chicken or ham if desired. Reduce heat and simmer, uncovered for 45-60 minutes or until potatoes are tender. May also crock pot on LOW for 3 1/2 hours. More water may be added for desired thickness. DO NOT BOIL!! Option: Add a can of drained Rotel tomatoes and/or sausage.