Just when you think you’ve been to every place on McKinney Ave, a new place opens up. Enter Pozo Mercado, the “white house” of McKinney Ave. No, it’s not short for “pozole”, the Mexican dish. It is a new Mexican restaurant comfortably seated next to Standard Pour and owned by the same people. The restaurant has an outdoor patio, a must for people watching. The super chill vibe is also great to hang out with friends after work (so you can make fun of the people you’re watching). The food is definitely more Mexican and less Tex-Mex, which in Texas is tough to find. So when I was invited to taste…