Spanish and Italian super markets

for italian products this is probablyyour best bet:

http://www.italiaautentica.info/

Iberico: A very large supermarket with a complete asssortment of Spanish, Greek, Portuguese, Italian and Brazilian foods. Chausée de Mons 576, Anderlecht www.ibericos.be

Chez Rosario (family run, wide variety of Italian products)
Italian foodstore near the South Station rue Eloy 22 (02) 521 9174

Casa Portuguesa
rue Van Campenhout 98
2,800 Portuguese products, 300 Latin American
www.casaportuguesa.be

Nova Primavera
rue Malibran 80
Portuguese near Flagey
www.novaprimavera.be

Casa Tella
Chausée de Waterloo 23, Saint-Gilles
Spanish foods since 1982.
(02) 538 7136

Vinci
rue de Mérode, 156, Saint-Gilles
Italian foods since 1962
www.vinci-alimentarisardi.com

Italia Autentica
Chausée de Ruisbroek 257 Drogenbos
www.italiaautntica.be/

Even Carrefour sometimes carries a small range of international goods in some supermarkets

Italian:
http://www.piccolastore.be/
http://www.stival.be/stival

Spanish:
Sabores De España, Rue Archimède 66, 1000 Bruxelles