Creating Sweet Hawaiian Crockpot Chicken is simple when you follow these clear steps:

1. Prepare the Chicken: Place the boneless, skinless chicken thighs or breasts into the bottom of the crockpot.
2. Add Pineapple: Sprinkle the pineapple chunks over the chicken.
3. Mix Sauce Ingredients: In a bowl, combine soy sauce, brown sugar, rice vinegar, garlic powder, and ginger powder. Stir until well blended.
4. Pour Sauce Over Chicken: Pour the sauce mixture over the chicken and pineapple in the crockpot.
5. Cook: Cover the crockpot and cook on low for 6 hours or on high for 3 hours.
6. Check for Doneness: Ensure the chicken is cooked through and tender. It should shred easily with a fork.
7. Thicken Sauce (Optional): If you prefer a thicker sauce, mix cornstarch and water in a small bowl to create a slurry. Stir it into the sauce and let it cook for an additional 15-20 minutes on high.
8. Serve: Once cooked, shred the chicken in the crockpot and stir it into the sauce. This will allow the chicken to absorb even more flavor.

These steps will guide you in creating this incredible dish effortlessly.