The house was full of squash, in fact, that year–from my desk, where they sit, expectant, beside my laptop (below) to the entire mudroom (bottom of page), where horse-collar-shaped oddities like ‘Tromboncino’ join the smaller ‘Butternut’ types.I made up this recipe at freezer-emptying time in early summer, when I found two containers of roasted, mashed winter squash in my deep-freeze, and needed the room for incoming garden-fresh goodies. It is based on a soup with a coconut undertone and I