This section is from the book "More Recipes For Fifty", by Frances Lowe Smith. Also available from Amazon: More Recipes For Fifty.
10 quarts chopped lettuce 6 quarts stock or water 6 quarts hot milk 1 cup minced onion
3/4 cup potato flour 1 1/2 cups butter substitute 6 tablespoons salt 2 teaspoons pepper
The coarser outside leaves may be used for soup, reserving the hearts for salad. Chop fine or put through meat chopper. Add boiling water or stock and onion; boil twenty minutes. Stir flour and fat until smooth, add milk, and cook twenty minutes in double boiler. Combine mixtures, add seasonings, bring to boil, and serve at once.
 
Continue to: