1 lb. beef sirloin
1/2 c. vinegar
2 tbsp. salad oil
1 med. onion, chopped
2 tbsp. chopped fresh parsley
1/2 tsp. salt
1/8 tsp. pepper
1 green pepper, cut in wide strips
6 sm. tomatoes, halved

Trim fat from meat, cut into 1 1/2" cubes. Mix vinegar, oil, onion, parsley, salt and pepper. Marinate meat in mixture for 2 hours, stirring occasionally. Remove meat and alternate on 4 skewers with green pepper and tomatoes. Brush with marinade. Broil 4" from heat about 10 minutes, turning once. 248 calories per skewer.