6 eggs hard boiled, split in two, use yolks for filling
1/2 tsp. dry mustard
1/4 tsp. salt
dash pepper
paprika, to garnish
3 tbsp. salad dressing or mayonnaise
1 1/2 tsp. vinegar
1/2 tsp. Worcestershire sauce
1/2 tsp. finely chopped onion

Mix all ingredients well; fill egg halves; sprinkle with paprika.