I made Ree Drummond's simple butternut squash mac and cheese. One surprising ingredient made it especially flavorful.

The Pioneer Woman's butternut-squash mac and cheese was easy to make and the perfect combination of autumnal flavors. Nathan Congleton/NBC/NBCU Photo Bank/Getty Images; Erin McDowell/Business Insider I tried making Ree Drummond's baked butternut-squash mac and cheese . The Pioneer Woman's recipe…