Happy 100th to Caesar salad, born in Mexico, hailed worldwide

By Caroline Hatchett in Tijuana, Mexico(Special to The Washington Post)I parked on the US side of the San Ysidro Port of Entry, and after clearing passport control and walking down a barbed-wire-lined corridor, I passed through a turnstile to Tijuana that clink-clink-clinked as people crossed from one country to another. I got into the first cab I saw, its windows cracked open in the heat, and a driver took me through the city’s dusty streets straight to Caesar’s, the spiritual home of the Caesar salad – the original, bor...