Combine vinegar, wine, rosemary, oil, salt, pepper in bowl. Add meat. Cover; refrigerate overnight.
Cook potatoes in boiling water 8 to 10 minutes. Add zucchini for last 4 to 6 minutes or until half-cooked. Drain potatoes and zucchini.
Slice zucchini 1 inch thick. Add with onion, sweet pepper, tomatoes to meat; marinate 10 minutes.
Skewer meat, onion, potato, zucchini, pepper and tomatoes on 6 metal 10-inch skewers.
Broil kabobs 4 to 6 inches from heat for 4 minutes on each side or until the meat is cooked through.