By Jennifer Newton Meghan Markle sent fans into a frenzy by launching her brand new business venture – American Riviera Orchard. The Duchess of Sussex has unveiled both a website and an accompanying Instagram account for the brand – although little more information about it is forthcoming. It is the first time Meghan has had a presence on social media since she and Prince Harry sensationally quit as working royals four years ago. But before that, Meghan was seemingly an old pro at both social media and running a website after setting up her much-loved blog, The Tig. Meghan’s passion project, n…