Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   4      large         potatoes -- boiled
   2      large         onions -- chopped
   4                    green chiles -- (to 5), slit in
   1      long          strips
   2      teaspoons     channa dal
   1      inch          ginger -- finely chopped
                        salt -- to taste
                        hing -- to taste
                        mustard seeds -- to taste

Preparation:

An accompaniment to Dosai, Chapati, etc. Heat oil, fry channa dal until golden brown. Add dash of hing and crackle mustard. Sauté onions and green chiles until golden brown. Throw in a few (ca 4) cups of water, add ginger and salt. Let cook for a while. Mash potatoes and dump into above.