“It’s the stupidest restaurant you’ve ever seen,” says Michael Kornick of his and David Morton’s new venture, Fish Bar, slated to open in March. “It makes no sense, the more I get into it,” he concludes, referring to the layout of the 29-seat diner-style space. It’s clear as day to us: Dream up a casual seafood spot in the spirit of the New England clam shack and New Orleans oyster bar, plunk it down next to your perennially packed burger joint (DMK Burger Bar), dish up whole fried clams, lobster rolls, and gumbo, and watch as all of Lake View packs it to the gills. 2956 N. Sheffield.