Let the chicken marinate for at least an hour or up to 8 hours.When you’re ready to grill the chicken, preheat your grill to mediumhigh. Grill for 3-4 minutes per side for chicken breast or 4-5minutes for chicken thighs, with the top open, until the chicken has somechar and color on it and the internal temperature has reached 165ºF. Let thechicken rest for 10 minutes before cutting it up and serving with warm corntortillas with your favorite taco fixings.