A new Tex-Mex restaurant is in the works for downtown Round Rock following the closure of Nixtamal's Tacos and Drinks on Dec. 29. Dos Mary's is expected to open at 118 E. Main St., Round Rock, on Jan. 10, staff told Community Impact Newspaper. Dos Mary's will serve enchiladas, fajitas and other Tex-Mex dishes. 512-350-2307. www.facebook.com/dosmarysrestaurant