This also comes in Plastic Pouches that are see-through. You'll see them in Asia Oriental in the first section of the aisle to the right of the aisle where you walk in. Near the back of the first section on the right.EliA said:You have to go to barrio chino. It's easy to get to and lots of colectivos go so no need to drive. Both of these places sell it:
Casa China, Mendoza 1700 (cross street Arribeños)
Asia Oriental, Mendoza 1655 (cross street Arribeños)
Ask for "pasta de curry rojo" (pronounced coohree here), it comes in a little tub.