8 cups (2 liters) chicken or vegetable broth
2-3 slices of fresh ginger
2-3 garlic cloves, smashed
1 green onion, cut into 2-inch pieces
Salt and white pepper to taste
1-2 cups bok choy or baby bok choy, chopped (or any greens of your choice)
Fresh cilantro leaves, for garnish (optional)
