1 (9 oz.) pkg. frozen French cut green beans, thawed
1 med. onion, thinly sliced and separated into rings
1 (3 oz.) can broiled sliced mushrooms, drained
1/3 c. Italian salad dressing
1/4 tsp. salt
Dash of freshly ground pepper
2 med. tomatoes, cut into wedges

Pour boiling water over beans to cover; let stand for about 5 minutes. Drain thoroughly; place in salad bowl with onion rings and mushrooms. Combine salad dressing, salt and pepper. Add to bean mixture; toss. Marinate in refrigerator for at least 2 hours, tossing occasionally. Arrange tomato wedges on salad just before serving. Top with bacon bits, if desired.