Lamb with Cumin and Chiles Recipe

Name: Lamb with Cumin and Chiles Recipe
Ingredients: 12 oz. lamb shoulder, cut into 1/4 inch cubes, trimmed of most excess fat and gristle; Neutral oil, for marinade and cooking; 4 tablespoons cumin seeds, toasted till fragrant, divided; 3 garlic cloves, roughly chopped; 2 tablespoons soy sauce; 1 tablespoon Chinese rice wine, or dry sherry; 1 small onion, cut into short, thin slices; 3 scallions, thinly sliced; 2 jalapeños (or other green chiles), stemmed, seeded, and chopped; Fresh cilantro, roughly chopped, for garnish if desired