EU Commission President Romano Prodi today tipped Luxembourg as the seat of the pending European agency dealing with food safety in a blow to other bidders including Parma, Barcelona and Helsinki. Prodi's views, outlined in a letter to a Parma newspaper, called Luxembourg "the ideal city" to host the EU food unit. The remarks, coming from Italy's top EU administrator, stunned Parma, Prodi's native region. Parma hopes that the EU Council, which will decide the matter under the Swedish Presidency in the next few months, will still choose the Italian city noted for its food tradition (Parma ham, Parmigiano cheese,