1Place salad greens in large salad bowl. Layer radishes, onions, celery, bacon and peas on salad greens.
2Spread mayonnaise over peas, covering top completely and sealing to edge of bowl. Sprinkle with cheese.
3Cover and refrigerate at least 2 hours to blend flavors but no longer than 12 hours. Just before serving, toss if desired. Store covered in refrigerator.