1 cup plain yogurt
1 teaspoon freshly grated ginger
1 teaspoon minced garlic
1 tablespoon curry powder
1 1/2 pounds skinless, boneless chicken breasts, cut into strips
20 wooden skewers, soaked in water 30 minutes
Vegetable oil, for grilling
Butter lettuce leaves
Fresh cilantro leaves
Peanut sauce, recipe follows
1 cup smooth peanut butter
1/4 cup low-sodium soy sauce
2 teaspoons red chili paste, such as sambal
2 tablespoons dark brown sugar
2 limes, juiced
1/2 cup hot water
1/4 cup chopped peanuts, for garnish