Creating Air Fryer Sweet Chili Chicken and Brussels Sprouts is straightforward if you follow these steps:

1. Prepare the Chicken: Cut the chicken thighs into bite-sized pieces and season them with garlic powder, onion powder, salt, and pepper.
2. Prep the Brussels Sprouts: Clean and halve the Brussels sprouts, then toss them in a bowl with olive oil, salt, and pepper.
3. Combine Ingredients: In a large bowl, mix the chicken pieces with half of the sweet chili sauce, ensuring they are well coated.
4. Preheat Air Fryer: Preheat your air fryer to 375°F (190°C) for about 5 minutes.
5. Arrange in Basket: Place the chicken pieces in a single layer in the air fryer basket. Add the Brussels sprouts around the chicken.
6. Cook: Air fry for 10 minutes. After 10 minutes, shake the basket to ensure even cooking.
7. Add Remaining Sauce: Drizzle the remaining sweet chili sauce over the chicken and Brussels sprouts, then air fry for another 8-10 minutes until the chicken is cooked through and golden brown.
8. Check Doneness: Make sure the internal temperature of the chicken reaches 165°F (74°C).
9. Garnish: Once cooked, remove the basket and garnish with sesame seeds and chopped green onions if desired.
10. Serve: Transfer to a serving platter and enjoy immediately!

These steps will help you whip up this incredible dish effortlessly, ensuring that each bite is bursting with flavor.