For the Meatballs:

• 2 pounds ground beef
• 4 green onions, finely chopped, plus more for serving
• 2-inch piece of fresh ginger, grated (or 2 tablespoons ginger paste)
• 6 cloves garlic, minced or grated

For the Broccoli:

• 1 head broccoli, cut into florets
• 1 tablespoon olive oil
• Kosher salt and pepper, to taste

For the Sauce:

• 1 tablespoon vegetable oil
• 1 cup low-sodium soy sauce
• 1 cup brown sugar
• 4 cloves garlic, minced
• 2 tablespoons ginger, minced
• 2/3 cup water
• 1 tablespoon rice wine vinegar
• 1/2 teaspoon red pepper flakes
• 2 tablespoons cornstarch, whisked with 1/2 cup water

To Garnish:

• 3 green onions, thinly sliced
• Sesame seeds