Food Codexery

Mayonnaise

Thick, creamy emulsion of oil, egg yolk, and acid.

Mayonnaise

Mayonnaise is a thick, creamy sauce with a rich and tangy taste, commonly used on sandwiches, hamburgers, bound salads, and French fries. It also forms the base for other sauces, including tartar sauce, fry sauce, remoulade, salsa golf, ranch dressing, and rouille. Mayonnaise is an emulsion of oil, egg yolk, and an acid, either vinegar or lemon juice, with many variants using additional flavorings. Its color varies from near-white to pale yellow, and its texture from a light cream to a thick gel.

field
Culinary sauce
known_for
Emulsified sauce of oil, egg yolk, and acid; base for many other sauces
origin_disputed
Mahón, Menorca, Spain (most hypotheses agree); also claimed by southwestern France

Lore & Background

The hypotheses about its origin are numerous and contradictory, but most agree on the geographic origin: Mahón in Menorca, Spain, during the French occupation in the Seven Years' War. Other theories have been dismissed as retrospective inventions aiming to credit southwestern France. The sauce may have origins in ancient remoulade or be derived from aioli. The process of emulsifying egg yolk was long known to pharmacists for ointments. Some argue it likely originated in Spain due to its requirement of olive oil, a liquid produced and consumed mostly there at the time. Earlier emulsified sauces, usually containing garlic, appear in 14th-century Spanish recipe books like Llibre de Sent Soví, called 'all-i-oli' (garlic and oil). A theory states that the aioli bo sauce was adopted by his cook and made famous in the French court as 'mahonnaise'.

Reader's Guide

Mayonnaise is significant as a foundational cold sauce in Western cuisine, serving as the base for numerous other sauces such as tartar sauce, remoulade, ranch dressing, and rouille. Its development marked a key advance in culinary technique: the stable cold emulsion of oil and egg yolk without heat. The sauce's disputed origins reflect broader cultural and historical narratives, with most evidence pointing to Menorca, Spain, during the 18th century, though French chefs later refined and popularized it. The etymology remains uncertain, with theories linking it to Mahón, Bayonne, or Old French words for egg yolk or beating. Commercial eggless versions are available for those who avoid eggs. Modern preparation can be done by hand or with electric mixers, relying on lecithin and protein from the yolk as emulsifiers. Mustard may be added to stabilize the emulsion further. The sauce's high viscosity results from van der Waals interactions and electrostatic repulsion among oil droplets.

Did You Know?

Frequently Asked Questions

Who is Mayonnaise?

Mayonnaise is a thick, creamy culinary sauce prized for its rich, tangy flavor. It is a go-to condiment for sandwiches, hamburgers, bound salads, and French fries, and it also serves as the foundational base for a whole family of other sauces.

What is Mayonnaise made of?

Its core structure is an emulsion of oil, egg yolk, and an acid—either vinegar or lemon juice—though many recipes add extra flavorings. Visually it ranges from near-white to pale yellow, and its body can shift anywhere from a light cream to a dense gel.

What role does Mayonnaise play in the kitchen?

Beyond standing alone as a condiment, Mayonnaise underpins a broad lineup of derivative sauces including tartar sauce, fry sauce, remoulade, salsa golf, ranch dressing, and rouille. This makes it a foundational building block in both everyday cooking and more elaborate preparations.

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