An iconic harbor restaurant In Orange County has promised to share the recipe for its signature mai tai before closing their doors for good after a half century. Located in Dana Point Harbor, the Wind & Sea restaurant has been serving guests since Bob Mardian opened the doors in 1972 at just 24 years old, according to the Dana Point Times. Last week, the restaurant took to social media share the sad news that its final day of service would be on September 15.  “After more than five decades of unforgettable memories, it’s time to share some heartfelt news with…