The Tazza Coffee Express on first floor of the Engineering Research Center is open Monday through Friday from 8 a.m. to 1 p.m. The Tazza Coffee Express is open from 8 a.m. to 1 p.m. Monday-Friday on the first level of the new Engineering Research Center. Stop by and let Tyler and Zoe pour you a coffee or tea or mix one of the many house specialties or other hot drinks.