Coffeehouse and cocktail lounge Halcyon Coffeebar will open in September at Mueller's Aldrich Street District, 1905 Aldrich St., Austin. Halcyon has a downtown location on Fourth Street, but the Mueller location will be the company's flagship store. In addition to coffee and cocktails, Halcyon's menu will consist of made-from-scratch comfort food for breakfast, lunch and dinner. www.halcyoncoffeebar.com