How to Roast Spaghetti Squash. Spaghetti squash is a healthy, lowcalorie alternative to pasta, containing a miniscule 40 calories per cup This article will teach. Baked-Margherita-Spaghetti-Squash700569660.jpg' alt='How To Roast Spaghetti Squash' title='How To Roast Spaghetti Squash' />How to Roast Spaghetti Squash. Spaghetti squash is a fairly large winter squash with a unique texture when cooked, the flesh separates into strands, which is easily likened to spaghetti. Plenty of people like to put all kinds of sauces on spaghetti squash, as if the strand like flesh were actual pasta, instead of just pasta like in shape. I prefer roasted spaghetti squash relatively plain, with a bit of butter, salt, and pepper as it is here. How To Cook Basmati Rice more. In any case I eschew the tomato sauce, which I dont find to be a particularly good match with this squash, and douse the strands in a creamy sauce or a spicy one. Note Spaghetti squash are big. Most are at least 4 pounds, which will yield a solid 8 cups of cooked squash. Luckily, it freezes well after roasting, so just seal of extras and pop them in the freezer to use laterHow To Cook Spaghetti Squash in the Oven What You Need.