Cut pork into l-in/2.5 cm cubes.
In bowl, combine lemon rind and juice, garlic, basil, thyme, parsley and oil.
Add pork and toss to coat well.
Cover and marinate in refrigerator for 4 hours or overnight.
Alternately thread pork, green pepper, onions and cherry tomatoes or pineapple onto skewers.
On greased grill about 4 in/10 cm over hot coals, or under broiler, grill brochettes, turning often, for 15 minutes or until pork is no longer pink inside.