Traditional Sukiyaki (Japanese Beef Hot Pot)

Ingredients

• 2/3 cup mirin
• 2/3 cup sake
• 2/3 cup soy sauce
• 1 1/3 cups dashi
• 1 tablespoon sugar
• 1 1/2 pounds sirloin beef, sliced into 1/4- to 1/8th-inch strips
• 8 ounces firm tofu, cut into 1-inch cubes
• 8 ounces mushrooms, sliced (shiitake, portabello, button, enoki or a variety)
• 1 yellow onion, sliced into thin rings
• 8 scallions, cut into 2 inch pieces
• 1 small head bok choy or napa cabbage, leaves cut into 1- to 2-inch segments
• 1 cup short grain rice
• 8 ounces shirataki or udon noodles
• 4 eggs (optional)