“But as a line cook, it takes you 45 minutes prior to that to start wrapping up, start wiping down. And that’s how he’s cooking this August 10 when De Las Cenizas makes its debut at Monday Night Foodball, the Reader’s weekly chef pop-up at Thattu in Avondale. Adalberto Olaez of De Las Cenizas Credit: Alexandra Crow OlaezOlaez grew up in Back of the Yards, but spent summers in Zacatecas where he first learned to cook. Gradually an idea rose “de las cenizas,” or “from the ashes.” Meanwhile, please take a minute to look at who’ll be cooking for you every Monday night for the rest of the summer: