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butternut or acorn squash

ProducePeak season for both butternut and acorn squash is September through November in North America, though they store well and remain available through early spring. Winter squashes are cultivated globally with varying harvest windows depending on climate.

Both squashes are rich in beta-carotene (vitamin A), fiber, and potassium, with butternut squash containing notably higher levels of vitamin A. They are low in calories and contain negligible fat and sodium.

About

Butternut and acorn squash are winter squashes belonging to the Cucurbitaceae family, native to the Americas. Butternut squash (Cucurbita moschata) is characterized by its tan, bell-shaped body with a long neck and pale, dense flesh that is sweet and nutty when cooked. Acorn squash (Cucurbita pepo), conversely, features a dark green, ribbed, acorn-shaped body with orange flesh that is milder and slightly fibrous. Both store exceptionally well due to their thick rinds and low moisture content, making them staple autumn and winter produce. The varieties differ in their flavor intensity—butternut offers a richer, more pronounced sweetness—and in cooking characteristics, with butternut generally producing a smoother puree and acorn maintaining more texture when cooked.

Culinary Uses

Both squashes are used extensively across cuisines as a savory or sweet ingredient. Butternut squash is commonly roasted, pureed for soups and sauces, stuffed whole, or mashed as a side dish; its sweetness and smooth texture make it particularly suited to cream-based preparations, risottos, and autumn pasta dishes. Acorn squash is typically halved, roasted, and served as a vessel for fillings of grains, meats, or vegetables, or cut into rings and baked. Both are used in pies, breads, and other desserts. The seeds of both varieties are edible when roasted and seasoned.