McDonald’s Is Closing Its CosMc’s Restaurants — But the Beverages Are Here to Stay McDonald’s has announced it will permanently close all five of its CosMc’s test restaurants by the end of June 2025. However, the fast-food giant isn’t shelving the concept entirely. Instead, McDonald’s will begin testing a lineup of CosMc’s-inspired beverages at its … Continue reading McDonald’s to Shut Down CosMc’s Test Stores but Bring Beverages to Nationwide Menu