The list of grapes winemakers can use to produce Champagne just got a little longer. On Thursday, the Comité Champagne — the joint trade organization representing growers and producers in the Champagne region — officially approved the use of Pink Chardonnay in Champagne production. The addition of Pink Chardonnay, or Chardonnay Rose, to the Champagne appellation specifications brings the total number of approved grapes to eight. Chardonnay Rose joins Chardonnay, Pinot Noir, Pinot Meunier...