(Reuters) - The sparkling wine from the region around this town in southwestern France claims to be the bubbly with the oldest mention in official records. Limoux barely escaped historical relegation as a local specialty by a flood of Spanish fizz from the other side of the Pyrénées mountains and is now fighting its corner with an offer of quality sparkling wines at affordable prices for its sweet traditional Blanquette de Limoux Methode Ancestrale and dryer Blanquette de Limoux Brut.