[header] How to cook butternut squash in the microwave [title] Wash the butternut squash. [step] Rinse the squash with cold water and pat it dry. This will remove any dirt particles lingering on the squash's skin. 
[title] Poke holes in the squash with a fork. [step] Poking holes in the squash will allow steam to escape while the squash cooks in the microwave.