- Cut lamb into 1-1/2-inch cubes; coat with 2 Tbsp. cornstarch.
- Brown lamb and garlic in hot oil in Dutch oven or large skillet over medium heat.
- Pour chicken broth over lamb. Stir in soy sauce, sherry, brown sugar, ginger and chile. Cover; bring to boil. Reduce heat and simmer 1 hour and 20 minutes; stir occasionally.
- Add carrots and white parts of green onions. Cover and simmer 40 minutes.
- Meanwhile, blend remaining 2 Tbsp. cornstarch and 1/3 cup water; stir into pan with green onion tops. Cook and stir until mixture boils and thickens, about 1 minute.
- Serve over rice.