The Big Mac is the signature sandwich at the globally popular McDonald’s restaurant chain.  Their secret sauce recipe is a closely guarded secret, known only by the top company executives.  But, sometimes you’re craving one and you can’t make it to the restaurant.  Well, here’s my take on the secret sauce recipe that you can whip up in just a few minutes! The Big Mac was invented by Jim Delligatti, who was one of the first McDonald’s restaurant franchisees.  While, he invented the sandwich at his store on McKnight Road in Pittsburgh, Pennsylvania, he first placed it for sale at his Uniontown, Pennsylvania location in 1967.  It was created to rival a similar burger being sold by the Big Boy restaurant chain. The original selling price was only 49¢ and was an immediate hit.  McDonald’s corporate took notice and added it to the menu at all McDonald’s within a year.  The rules for creating a sandwich like this have changed.  Delligatti could never get away with selling something like this today, as franchise licenses do not allow for the individual restaurants to sell or not sell any items that are not officially part of the menu, without special permission from corporate, which is rarely given.  (Corporate will test special menu items at select locations from time to time, however.) A television and radio jingle from the 1970’s best summed up what makes up a Big Mac sandwich: “two all beef patties, special sauce, lettuce, cheese, pickles, onion, on a sesame seed bun.”  (What an effective song – I’m still able to recall that by memory and didn’t have to look that up!) The special sauce is what makes the sandwich.  It’s a form of tarter sauce that is delivered to each restaurant in sealed...