Creamy Squash Mac 'n' Cheese
If you can't find canned butternut squash, defrost 15-oz. frozen diced butternut squash. Puree in a food processor or mash with a fork until smooth.
Get It to the Party
Cover loosely with foil. Wrap in a kitchen towel to transport. Or, refrigerate mac 'n' cheese after step 3 and bake before serving.