4 1/2 c. thinly sliced lettuce, lightly packed
3 c. cooked roast beef, shaved or chopped
1 1/2 c. grated med. cheddar cheese
1 1/2 c. diced tomatoes
6 tbsp. salad dressing or mayonnaise
3/4 tsp. horseradish
3/4 tsp. prepared mustard
1/4 tsp. onion powder
Sprinkle of salt
Sprinkle of pepper
4 pita bread, halved crosswise

Put lettuce, beef, cheese and tomato in bowl. Add more cheese, if desired. Mix salad dressing, horseradish, mustard, onion powder, salt and pepper in small bowl. Pour over meat mixture; toss. Gently open pita along cut side. Divide filling among 8 pita halves. Serves 4.