Flatten chicken to about 1 inch thickness (this helps the chicken cook quicker and more thoroughly.
Combine oil, vinegar, water, and marinade seasonings. You can use your own homemade marinade or use a pre-packaged marinade like we did.
Marinate chicken for about 1 hour in the refrigerator.
Heat the grill to 450 degrees. (You’ll reduce the heat while cooking.) Make sure the grill is clean before using!
Grill chicken (without opening the grill!) for 7-8 minutes.
Flip chicken and cook for another 7-8 minutes (without opening the grill!).
Allow chicken to rest for about 10 minutes before cutting.