For the Marinated Chicken, add all the chicken ingredients into a glass container. Mix well and marinate for at least 5 hours or overnight.
Meanwhile, make the salad. Add all the ingredients into a salad bowl and set aside.
Make the dressing by combining all the dressing ingredients. Whisk well and set aside.
For the chicken, heat a grill to medium heat. Once it's hot, grill the chicken for about 6-7 minutes per side depending on how thick it it. Remove and allow for it to rest for 10 minutes before slicing.
Add the marinated onions that were with the chicken and cook them for a few minutes as well and add them to a salad.
Add the sliced chicken, pour the dressing, and enjoy!