1 can precooked potatoes, diced
1 med. onion, chopped
1 med. tomato, chopped
1/2 c. chopped pickles
6 hard boiled eggs, diced
2 tsp. prepared mustard
1/2 c. salad dressing

Combine potatoes, onions, pickles, tomato and eggs in large bowl. Add mustard and salad dressing and toss until well mixed. Cover and refrigerate until ready to serve.