Shoyu Ramen

Ingredients

• 2 pieces dried kombu
• 14 3/4 cups cold water
• 1/2 cup reduced sodium soy sauce
• 2 tablespoons sake
• 1 tablespoon mirin
• 1 3/4 pounds pork shoulder boneless roasting, do not remove the tie
• 2 1/4 pounds chicken frames
• 1 1/8 pounds pork bones
• 2 bunches spring onions chopped
• 2 carrots peeled, and cut into chunks
• 1 garlic cut horizontally
• 1 ginger thumb sized, peeled
• 1/4 cup bonito flakes
• 2 tablespoons oil
• salt
• freshly ground pepper
• 18 3/16 cups ramen noodles fresh
• 4 eggs hard boiled
• 1 bunch spring onions thinly sliced
• 3 nori sheets seasoned toasted, cut into squares
• chili oil
• toasted sesame oil
• shichimi togarashi