2 pounds tender steak, cut about 3 inches long, 1 1/2 inches wide and and1/2 inch thick
2 medium onions, grated or processed in a food processor for a minute
4 tablespoons olive oil
1 1/2 teaspoons salt
1/2 teaspoon pepper
butter
12 small tomatoes, halved, then sprinkled with pepper and salt

Combine meat, onionS, olive oil, salt and pepper, then place in a refrigerator and allow to marinate for 3 to 4 hours.

Place meat on skewers, then grill, brushing occasionally with butter, until done. Place tomatoes on skewers and grill separately, then serve both together, placing meat and tomatoes over a platter of rice.