France’s record-breaking summer heat has forced champagne producers to contend with unusually high sugar levels in grapes, forcing authorities to allow alcohol content of up to 15 percent in the region’s sparkling wine for the first time. Champagne is usually capped at 13 percent.
Drinking this year's champagne might give you a heftier headache as France's record heatwaves are forcing some producers to up the alcohol levels, industry officials said Wednesday.
