1/2 - 1 lb. leftover roast beef, London Broil or steak
1 lg. ripe tomato
2 tbsp. olive oil
1 tsp. balsamic vinegar
Salt & pepper to taste
Basil (optional)

A refreshing summer treat when you just don't know what to do with leftover beef.

Cube both beef and tomato and mix in Tupperware container that will leave some room. Add olive oil, Balsamic vinegar, salt, pepper and basil, if desired. Cover; shake in container. Place in refrigerator 1 hour shaking several times to marinate.