Pound chicken breasts to an even thickness
Pat chicken dry
Season with salt, pepper, and optional spices or marinade
Preheat grill to medium-high heat
Oil the grill grates lightly
Place chicken on the grill
Grill for 5 to 7 minutes per side
Flip once
Cook until the internal temperature reaches 165°F
Remove from grill
Rest for 5 minutes before serving