2 c. uncooked macaroni
1 c. celery, chopped
1 c. radishes, sliced
2 tbsp. pickle relish
2 tbsp. onion, minced
1 tbsp. prepared mustard
1 (6 1/2 oz.) can tuna, drained
1 c. salad dressing

Cook macaroni as directed on package. Drain and let cool. Place in a large bowl. Add celery, radishes, pickle relish, onion, mustard, tuna and salad dressing. Mix well. Cover and refrigerate for 2 hours before serving.