the spaghetti squash ("cucurbita pepo") is an oblong seed-bearing variety of winter squash. the fruit can range either from ivory to yellow or orange in color. the orange varieties have a higher carotene content. its center contains many large seeds. its flesh is bright yellow or orange. when raw, the flesh is solid and similar to other raw squash; when cooked, the flesh falls away from the fruit in ribbons or strands like spaghetti.