It's the Cinco de Mayo! It is a little known fact that since its inception, the state of Mexico has had a voracious appetite for the condiment mayonnaise. Indeed, this desire to have mayonnaise with all meals has influenced the very economy and national psyche. In 1858 the Mexican government struck a deal with the government of the United States to have a supply of mayonnaise delivered at once, at wholesale price, to last the entire country of Mexico for one year. It was to be delivered by ship …