When the popular Venezuelan-meets-Mexican mashup, Mil Sabores, vacated their original brick-and-mortar at 2043 Fairfield Avenue and went onto opening a bigger restaurant further down the street, they left their digs to another tenant, even if it is for a limited run. Lao Cocina, a Laotian and Puerto Rican fusion spot, that’s mostly takeout, is filling out the rest of that lease. Created by the husband-and-wife team of April Khanthaphixay, her husband, Daniel Colon, and Daniel’s uncle Sergio, they’re mixing their respective cultures for a new kind of concept.