Combine margarita mix, coriander, and garlic. Place pork cubes in
heavy plastic bag; pour marinade to cover. Marinate for at least 30
minutes, longer if possible. Blend butter, lime juice, sugar,
parsley; set aside.
Thread pork cubes onto skewers, alternate with
peppers, corn, mushrooms, and onion. Grill over hot coals, basting
with butter mixture, 8-10 minutes, turning frequently. Do not
I usually make up the meat and the vegetable skewers
separately, since the meat takes longer to cook. I put all meat on
several skewers, and all vegetables on several skewers. This way
everything cooks evenly, and nothing gets overdone.