How to Cook Butternut Squash in the crockpot. It's so much easier to cook your butternut squash this way! How many times would your dinner prep be easier if you already had a cooked squash? More of a how-to than a recipe, but the post gives recipes ideas on what to do with the cooked squash. P.S. cutting through a butternut squash is so much easier when it's already cooked!