Follow these easy steps to create your Sweet Chili Meatballs in the crockpot:

1. Mix Ingredients: In a large bowl, combine ground beef, breadcrumbs, minced onion, parsley, egg, garlic powder, salt, and pepper. Mix well until all ingredients are combined.
2. Shape Meatballs: Take small portions of the mixture and roll them into 1-inch meatballs. Place them on a plate or baking sheet.
3. Prepare Sauce: In a separate bowl, mix the sweet chili sauce, soy sauce, rice vinegar, and sesame oil until well combined.
4. Add to Crockpot: Pour half of the sauce mixture into the bottom of the crockpot. Place the shaped meatballs on top in a single layer.
5. Pour Remaining Sauce: Drizzle the rest of the sauce over the meatballs, ensuring they are all coated.
6. Cook: Cover and cook on low for 4-6 hours or on high for 2-3 hours. The meatballs should be cooked through and tender.
7. Garnish: Once done, sprinkle sesame seeds and chopped scallions over the meatballs for an added touch of flavor and presentation.
8. Serve: Serve hot as appetizers or over rice for a full meal!

Following these simple steps will ensure flavorful and juicy Sweet Chili Meatballs every time.