Ingredients
Method
- Combine the beef, breadcrumbs, egg, salt, pepper, and onion.
- Shape the mixture into 1-inch meatballs and put them in the slow cooker.
- In a bowl, whisk the balsamic vinegar, honey, broth, and soy sauce until combined.
- Gently stir the meatballs and sauce to coat them evenly.
- Cover and cook on LOW for 4 hours or HIGH for 2 hours, until the meatballs reach 160°F (71°C).
- Take off the lid, and drizzle sauce over the meatballs before serving.