On game day, don’t be left without saucy melted cheese for your tortilla chips! It’s un-American! And Chef John’s homemade version towers mightily abo... See moreve the prepared kind. Plus, it’s so simple to prepare. In this video, you’ll see how to make a quick white sauce with butter, flour, and cold milk. Then, it’s spice time. Chef John uses four kinds of powdered chili peppers and a secret blend of three cheeses, freshly grated and slowly melted into the white sauce. Mmmm, nacho cheese sauce, it’s a game day classic—only better because it’s homemade. Watch the video, then get the recipe for Chef John's Homemade Nacho Cheese Sauce. Serve with pickled jalapeno rings and, of course, tortilla chips! Watch Chef John's video for Quick Pickled Jalapeno Rings.