Beef Gyozas

Ingredients

• 1 lb. Ground Beef (90% lean)
• 1 cup green cabbage, very finely chopped
• 2 oz. shiitake or button mushrooms, stemmed and finely chopped (about ¾ cup)
• 3 cloves garlic, finely chopped
• 2 green onions, finely chopped, plus more for garnish
• 2-inch piece fresh ginger, peeled and finely chopped (about 1 ½ Tbsp.)
• 2 Tbsp. oyster sauce
• 2 Tbsp. soy sauce
• 1 Tbsp. cornstarch
• 2 tsp. toasted sesame oil
• 1 tsp. Kosher salt
• 1 (10-oz.) (3 ¼-inch) round wonton wrappers
• 2 Tbsp. canola oil, divided

Gyoza Sauce Ingredients

• 1/2 cup soy sauce, reduced sodium
• 1/2 cup rice vinegar
• 1 tsp. toasted sesame oil

Optional ingredients

• Chile oil or chile sauce, to taste
• Toasted sesame seeds, for garnish