1 1/2 lb Chicken breasts (boneless
-and skinless)
1 md Onion
3    Cloves garlic
1    Inch piece fresh ginger
1/4 c  Plain yogurt
2 ts White vinegar
2 ts Chili powder
2 ts Ground coriander
1 ts Ground cumin
1/2 ts Turmeric
Salt (optional)
Lemon juice
Garam masala
Lettuce leaves
Onion rings
Lemon wedges

Cut the chicken into 2-inch squares and press flat. Grind the onion,
garlic, and ginger to a paste and mix with the yogurt. Add the vinegar and
spices, and rub into the chicken well. Leave for 3 hours to marinate.
Sprinkle the chicken with salt if you wish and thread onto skewers. Place
under a hot broiler or over a barbecue and cook until tender and crisp.
Sprinkle the chicken with lemon juice and garam masala and serve on a bed
of lettuce leaves surrounded with onion rings and lemon wedges.