40

Percentage of alcohol that remains in mulled wine after 20-minutes of simmering, according to a study by the U.S. Department of Agriculture. Hot mulled wine was first concocted by Roman soldiers in the 2nd-century from red wine and the spices they collected on their European campaigns. However, we suggest heating the fragrant beverage on the stove, rather than employing the Roman method—plunging red-hot irons right into their mugs.