Case Size: 4/1 gal. A classic, creamy mayonnaise made from real eggs, ideal for sandwiches, salads, and dressings. Hellman's Real Mayonnaise (1 gal) is a classic, creamy mayonnaise made from high-quality ingredients. It’’s ideal for sandwiches, salads, dips, and sauces, offering a rich, smooth texture and balanced flavor in every dish.