Available at the local grocery store:
Shopping carts with double seats set aside especially for twins.
Wonderful cheese and milk
Pretty good ice cream...its not Blue Bell, but it is cheaper.
Flour tortillas, again not like Texas, but at least they have them
Dried beans other than lentils.
Boneless, skinless frozen chicken
Cereal with out raisins (other than Cheerios)
Refrigerated eggs, they are kept on shelves near the bread
Cheap mangoes (I know I'm not on the right latitude, but I think that islands should have mangoes)