1/3 c. sugar
1 tbsp. cornstarch
1/2 c. milk
1/4 c. vinegar
1 egg
4 tbsp. butter
3/4 tsp. celery seed
1/4 tsp. dry mustard
3/4 tsp. salt
1/4 c. chopped onion
1/4 c. mayonnaise
7-10 med. red potatoes, cubed & steamed until tender
3 hard boiled eggs