Cook the potstickers in a large skillet with a lid, according to the package directions.
While the potstickers are cooking, combine the soy sauce, rice vinegar, sugar, sesame oil, garlic, ginger, and peppers in a glass dish and microwave until warm. Alternatively, heat over low heat in a small sauce pot.
Serve the potstickers with the dipping sauce.
Nutritional values may vary.Refrigerate leftovers promptly and store in a covered container in the refrigerator for up to 4 days.