Xinjiang Fei Pian Soup

Ingredients

• 200 g lamb lung (cleaned and boiled)
• 100 g lamb bones
• 200 g fresh noodles
• 2 onions (halved)
• 3 slices ginger
• 1 tsp cumin, 1 tsp salt
• 1 tbsp vinegar
• Cilantro and scallions for garnish