“Do you have tacos Ensenada?” Manuel Garcia-Rulfo is standing in front of La Tostaderia inside Grand Central Market, contemplating his lunch order. “Let’s order it.” The aguachile at La Tostaderia in downtown’s Grand Central Market: shrimp, radish, red onion and avocado served with rounds of fried corn tortilla. Eating gives him movement and it’s part of how he focuses.” “Food …