2 pounds chicken, cut into pieces
1 teaspoon salt
1 lemon, juiced
1 1/4 cups plain yogurt
1/2 onion, finely chopped
1 clove garlic, minced
1 teaspoon grated fresh ginger root
2 teaspoons garam masala
1 teaspoon cayenne pepper
1 teaspoon yellow food coloring
1 teaspoon red food coloring
2 teaspoons finely chopped cilantro
1 lemon, cut into wedges