Makgeolli, a milky-colored and lightly carbonated type of Korean rice wine, is a common topic of conversation in our household. Since 2015, my husband, Jeff Rubidge, has been brewing and uploading videos about makgeolli for his YouTube channel. It is a modest drink that only requires three ingredients to brew: rice, nuruk (a Korean fermentation starter) and water. It can be purchased for less than US $2 per bottle in...