Dining out in Big Sur, California, requires intentionality. There’s nothing casual about visiting a restaurant off the cliff-hugging stretch of Highway 1, a place once described to me as “California’s Delphi.” The coastal community has long been a place of artistic and culinary pilgrimage, for folks in search of Big Sur Bakery scones (here’s hoping for a return ), a golden hour drink at Nepenthe , and, of course, a meal at the storybook restaurant at Deetjen’s Big Sur Inn . For almost 80 years, Deetjen’s has been serving diners heaps of charm alongside its famous buttermilk pancakes and beef ragu; the redwood building feels like a rustic tchotchke- and art-filled English tavern, where each ceramic jester, rabbit, or antique teapot has a heartbeat. So when a painting was allegedly stolen from the restaurant last fall, it hit a central nerve for not just the restaurant, but an even broader community of Deetjen’s lovers.…