Tonkotsu Ramen

Name: Tonkotsu Ramen
Prep time: 20 min
Cook time: 6 h
Total time: 6 h 20 min
Yield: 5
Ingredients: 1 Chashu pork; 1 kg Pork bones; 1 1/2 kg Pork trotter; 1 Garlic, whole; 1 Ginger, thumb sized; 1 Nori squares, Roasted; 1 Onion, large; 6 Pcs dried shiitake mushrooms; 2 Pcs leeks; 5 Pcs boiled eggs; 5 servings Ramen noodles, Good quality; 1 Salt; 1 Oil; Menma (fermented bamboo shoots), optional; Negi (spring onions), chopped