Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   3                    onions -- chopped
   4      tablespoons   butter
   2      tablespoons   flour -- sieved
   1      tablespoon    mint leaves -- crushed
     1/4  cup           walnuts -- coarsely chopped
     1/2  teaspoon      sugar
     1/2  teaspoon      pepper
                        salt -- to taste

Preparation:

Heat the butter. Fry the onions till they are transparent. Stir in the flour and cook until flour is golden brown. There should be no lumps. Add crushed mint leaves, salt and pepper, and walnuts. Fry for a few minutes longer. Add 5 cups of water and sugar to taste. Bring to boil and simmer for 10 minutes. Serve hot with toasted naans.