Step #1 According to Gloria Pitzer, The Recipe Detective: Into mixer put: 1- 1/2 c bottle Italian dressing, 2 TB grated Parmesan, 2 TB sugar, 1 lg.
Step #2 raw egg.
Step #3 mix high speed 1/2 min or till smooth.
Step #4 Lightly moisten mixed greens of fresh spinach leaves, iceberg lettuce & romaine with dressing & let this stand 5 mins be- fore adding other salad ingredients.
Step #5 serve this with more dressing if desired.
Step #6 (The fresh egg in the dressing is treated by the vinegar in Italian dressing so that it has the same composition as when making mayonnaise with fresh eggs.
Step #7 ) put in the fridge tightly covered to use in 3 or 4 days.