Houston — Shipley Do-Nuts, the iconic Houston-born do-nut shop brand, celebrated its 85th anniversary with a groundbreaking on Oct. 28 for its new 60,000-square-foot corporate headquarters at Cullen and Gulf Freeway in Houston. The site is well-known to Houstonians as the location of the old Finger Furniture flagship showroom and, before that, Buff Stadium, home to minor league baseball’s Houston Buffalos from 1928-1961. The state-of-the-art facility, slated to open in the last quarter of 2022, will feature a full working flagship Shipley Do-Nut shop with an interior drive-thru going right …