05Put a tablespoon of butter onto each artichoke, sprinkle with oil and top with a sprig of fresh thyme or 1/3 teaspoon dried thyme. Season with salt and pepper to taste. As if wrapping a gift, pull two sides of the foil together so that they overlap, then roll up the ends of the other two sides so that juices are sealed in.06Put foil packets on grill over hot coals and cook for about 40 minutes, turning several times. Serve directly from foil.