In a large salad bowl, combine Romain, Spinach, bean sprouts (drained), and bacon.
Dice the hard boiled eggs and add to lettuce.
Toss the salad and place to the side.
In a separate bowl, combine vegatable oil, ketchup, worchestershire, white vinegar, and sugar.
Grate a medium onion and add to the dressing.
Refridgerate salad and dressing in separate containers.
Combine the dressing and salad when ready to serve.