Sukiyaki Traditional Recipe

Name: Sukiyaki Traditional Recipe
Ingredients: For the sukiyaki:; 14 oz good beef tenderloin, sliced paper thin; 1/2 block fresh tofu; 6 shiitaki mushrooms; 1 medium onion or 2 leeks; 4 oz fresh spinach; Beef suet (optional); 2 packets udon noodles or 1/2 package vermicelli; For the warishita broth:; 6 tbs soy; 6 tbs sake (rice wine); 5 tbs sugar; 2 cups soup broth with a bit of dashi (or substitute beef bullion); Dipping sauces:; 1 raw organic egg for each person, broken and slightly beaten into small individual bowls; 1 bottle japanese sesame dipping sauce (also used for shabu shabu) called shiro neri goma (see my recipe) poured into small individual bowls.