01 - Preheat oven to 400°F and line a baking sheet with parchment paper.
02 - In a large mixing bowl, gently combine ground beef, egg, breadcrumbs, garlic, ginger, Sriracha, soy sauce, sesame oil, chopped spring onions, salt, and black pepper without overworking the mixture.
03 - Shape the mixture into 20 even meatballs and arrange them evenly on the prepared baking sheet.
04 - Bake the meatballs for 15 to 18 minutes until they are browned and thoroughly cooked.
05 - While meatballs bake, whisk together Sriracha, honey, soy sauce, rice vinegar, and sesame oil in a small saucepan over medium heat; simmer for 2 to 3 minutes until the glaze thickens slightly.
06 - Transfer cooked meatballs to a large bowl, pour the warm glaze over them, and toss gently to coat evenly.
07 - Serve hot, optionally garnished with sesame seeds and sliced spring onions.