Pot Sticker Dumplings and Soy-Vinegar Sauce

INGREDIENTS

• 1/2 cup soy sauce
• 1 teaspoon rice vinegar
• 1/2 teaspoon toasted sesame oil
• 2 teaspoons sugar
• 1 whole scallion, trimmed and sliced
• 1 hot green chili, thinly sliced
• 2 tablespoons water
• 1/2 pound ground turkey, chicken, or pork (if using poultry, add 1 teaspoon peanut oil to the mixture)
• 1 cup finely chopped bok choy
• 1/2 teaspoon minced peeled fresh ginger
• 1 small garlic clove, minced
• 1 teaspoon soy sauce
• 1/2 teaspoon sesame oil
• 1/2 teaspoon coarse salt
• 1 large egg white
• 36 dumpling wrappers
• Peanut oil, for frying