Follow these simple steps to create mouthwatering Sweet Chili Chicken:

1. Prep the Chicken: Cut the chicken breast into bite-sized pieces and season with salt and pepper.
2. Prepare the Sauce: In a bowl, mix the sweet chili sauce, soy sauce, and cornstarch until well combined.
3. Heat Oil: In a large skillet or wok, add vegetable oil over medium-high heat.
4. Cook Chicken: Once hot, add the chicken pieces. Cook for 6-8 minutes until browned and cooked through. Remove chicken from the skillet and set it aside.
5. Stir-fry Vegetables: In the same skillet, add the sliced red and green bell peppers. Sauté for about 4-5 minutes until they are slightly tender.
6. Add Garlic: Add minced garlic to the skillet and stir for about 30 seconds until fragrant.
7. Combine Ingredients: Return the cooked chicken to the skillet and pour the sweet chili sauce mixture over all ingredients. Stir well to coat.
8. Simmer: Allow the mixture to cook for an additional 3-5 minutes until the sauce thickens, stirring occasionally.
9. Garnish: Once done, sprinkle chopped green onions on top for added flavor and presentation.
10. Serve: Immediately serve the Sweet Chili Chicken over cooked rice or noodles.

These straightforward steps will lead you to the ultimate Sweet Chili Chicken experience.