Dinner Tonight: Hot Soba

INGREDIENTS

• 5 cups water
• 1 large piece of kombu, approximately 10 by 4-inches, or about 1/2 ounce total, rinsed
• 1 1/2 cups packed katsuobushi (dried bonito flakes)
• ½ cup Japanese soy sauce
• ½ cup mirin
• ½ cup enoki mushroom, ends trimmed, halved
• 12 pea pods, trimmed
• 14 ounces dried soba noodles
• 2 scallions, ends trimmed, both green and white parts thinly sliced at an angle
• 2 sprigs watercress, chopped
• Pinch of togarashi