Patrons walking around the Grand Pequot Tower at Foxwoods Casino are bound to see the resort’s latest feature. After all, it’s hard not to notice a 25-foot-tall flaming pitchfork behind a crystal clear window. But it’s what’s behind the pitchfork that Foxwoods executives were excited about Thursday, as they unveiled their newest restaurant: Hell’s Kitchen, owned by celebrity chef and TV host Gordon Ramsay.