Cook squash; I halve it, remove the seeds, and do it upside down in the microwave in a pie plate, with 1/2 inch of water on the bottom of the dish.

It takes about 10 minute.

per half, depending on how big your squash is.

When cool, pare off rind, and cut in chunks, placing in large bowl.

Add butter, sugar, cinnamon.

Mash with potato masher or hand mixer.

Put puree in baking dish.

Bake at 350 for 30 minutes.