1 (10 1/2 oz.) can condensed cream of mushroom soup
4 hard-cooked eggs, chopped
1/2 c. finely chopped celery
2 tbsp. finely chopped onion
1 tbsp. sweet pickle relish
1 tsp. prepared mustard
Dash of pepper
4 frankfurter buns, split and toasted

Combine soup, eggs, celery, onion, relish, mustard, and pepper. Spread mixture evenly over bun halves; cover edges completely. Broil about 4 inches from heat until hot, about 7 minutes. 4 open-face sandwiches.