Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
     1/4  cup           mint -- fresh, finely
                        -- chopped
                        ginger root -- minced (one inch
                        -- cube)
   2                    garlic cloves -- minced or pressed
     1/2  teaspoon      *garam marsala* or curry powder
     1/2  cup           onion -- chopped
     1/2  teaspoon      coriander seeds -- ground
     1/2  teaspoon      cardamom -- ground
   1      pinch         cayenne pepper
     1/2  teaspoon      kosher salt
   1 1/2  cups          yogurt -- plain

Preparation:

Combine the ingredients in a non-reactive bowl. Source: "Dry Rubs, Pastes and Marinades for Poultry, Meat, Seafood, Cheese and Vegetables" by Jim Tarantino, 1992. The Crossing Press, Freedom, CA 95019.