By Alex Gangitano and Bian Elkhatib

Rep. David Valadao, R-Calif., is Congress’ only dairy farmer. Roll Call’s Heard on the Hill reporter Alex Gangitano joined the congressman for a milk tasting. Reps. David Joyce, R-Ohio, and Rodney Davis, R-Ill., made special appearances and drank vanilla, root beer and eggnog-flavored milks.