Take each chicken breast and cut in half lengthwise.
Put the remaining ingredients in a blender and puree.
Place chicken breasts in a glass baking dish and pour the marinade over chicken. Stir well to make sure chicken is coated on all sides.
Cover with plastic wrap and refrigerate over night.
Prepare grill with cooking spray.
Remove chicken from marinade and shake off excess.
Grill until cooked through.