Kung Pao Chicken Meatballs

Name: Kung Pao Chicken Meatballs
Ingredients: 1 lb. ground chicken; 2 cloves garlic, minced; 2 tsp. fresh ginger, minced; 2 green onions, thinly sliced; 3/4 c. panko bread crumbs; 1 large egg, beaten; 1 tbsp. low-sodium soy sauce; Kosher salt; Freshly ground Szechuan peppercorns; 2 tbsp. vegetable oil; 1/2 c. low-sodium chicken broth; 1/4 c. low-sodium soy sauce; 2 tbsp. chinese cooking wine or dry sherry; 2 tbsp. rice vinegar; 1 tbsp. hoisin sauce; 1 tbsp. granulated sugar; 1 tbsp. cornstarch; 2 bell peppers, chopped; 10 dried red chilis; 4 green onions, cut into 1 pieces; 2 tsp. freshly minced ginger; 1 1/2 tsp. freshly ground Szechuan peppercorns; Roasted unsalted peanuts, for garnish; Cooked white rice, for serving