<P> On July 29, 1920, Hellmann became a U.S. citizen; later that year, Margaret Hellmann died, and on May 11, 1922, he married second wife Nina Maxwell, daughter of Mr. and Mrs. William J. Maxwell . </P> <P> In 1922 after sales of the mayonnaise were launched in Toronto, Ontario, Canada, Hellmann began building a larger (5 - story) factory at 34 - 08 Northern Boulevard in Long Island City; while honeymooning in San Francisco, California, Hellmann decided to open a plant there too, setting up an office and soliciting salesmen . In 1922 the first Hellmann's mayonnaise cookbook was published by Behrman in Chicago . </P> <P> While Hellmann's Mayonnaise thrived on the U.S. East Coast, selling $15 million a year by 1927 with $1 million in profits, the California company Postum Foods (later Best Foods) introduced their own mayonnaise, Best Foods Mayonnaise, which became popular on the West Coast, and was operating a major plant in San Francisco . In August 1927 Postum Foods bought the Hellmann's brand, allowing Hellmann to retire . By then both brands of mayonnaise had such commanding market shares in their respective halves of the country that the company decided that both brands and recipes be preserved along with territories . </P> <P> To this day: </P>

Why is hellman's called best foods in the west
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