Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   3      tablespoons   oil
   1                    bay leaf
   1                    onion
     1/2  teaspoon      ginger
     1/2  teaspoon      garlic
     1/2  teaspoon      cumin seeds
     1/4  teaspoon      turmeric
   1 1/2  teaspoons     chile powder
     2/3  teaspoon      yogurt
     1/4  teaspoon      salt
   2      teaspoons     coriander powder
   1      pound         potatoes
   1                    tomato
   1                    pepper

Preparation:

1. Heat oil, add bay leaf and onion. Fry for 3-4 minutes. Add ginger and garlic and fry for another minute. Add mustard and cumin seeds. 2 The potatoes should be sliced, and the tomatoes and pepper cut up. Add these, mix well, and cook for 4-5 minutes, continuously stirring. 3. Sprinkle with turmeric, coriander and chile powder. 4. Beat the yogurt and blend into a smooth mixture. Add yogurt and salt. 5. Mix gently, cover and cook for about 10 minutes on low heat.