Quick Coconut Lamb Curry

Name: Quick Coconut Lamb Curry
Ingredients: 2 tablespoons vegetable oil; 1 medium onion, coarsely chopped; 2 garlic cloves, minced; 1 tablespoon minced fresh ginger; 1 1/2 pounds lean ground lamb; 1 1/2 tablespoons curry powder; 1 medium sweet potato (1/2 pound), peeled and cut into 1/2-inch dice; One 14-ounce can unsweetened coconut milk, stirred; 1 cup chicken stock or low-sodium broth; Salt and freshly ground pepper; 1/2 cup frozen baby peas, thawed; 1/3 cup coarsely chopped cilantro; Hot sauce, for serving