Pork Ramen Recipe with Chashu Belly & Ramen Eggs

Name: Pork Ramen Recipe with Chashu Belly & Ramen Eggs
Prep time: 15 min
Cook time: 4 h
Total time: 4 h 15 min
Cuisine: Japanese
Ingredients: 1 litre chicken stock; 1 litre water; 1 tablespoon lard; 1 tablespoon fresh ginger (grated (about a 2cm / 1-inch piece)); 2 tablespoons tahini; 1 tablespoon sesame oil; 1 tablespoon mirin; 2 tablespoons pork fat (finely minced from chashu); 2 tablespoons chashu marinade (once cooked); 2 cups pork belly (skin on); 1/2 cup soy sauce; 1 cup mirin; 1/2 cup white sugar; 1 cup sake; 1 cup water; 4 cloves garlic (peeled and lightly crushed); 1 medium onion (skin on, cut in half); 1 piece fresh ginger (5cm (2-inch), finely sliced); 6 stalks spring onions (finely chopped); 2 large eggs; 1 cup soy sauce; 1/4 cup sake; 1/4 cup water; 2 portions fresh ramen noodles (approximately 150g / 5oz each — or fresh udon noodles); 1 tablespoon spring onions (finely chopped); 2 sheets nori (cut into strips)