Freezing Summer Squash
Summer squash freezes nicely and is a great addition to winter soups. There are two ways to freeze summer squash. You can either freeze it in slices or in a precooked puree.
To freeze in slices: Wash, slice and blanch 3 minutes. Cool, drain, and pack into freezer containers or plastic bags. Seal and freeze.
To freeze as puree: Wash, slice and cook in a small amount of water until just tender. Mash in bowl, set bowl in ice water to chill. Pack into freezer containers or plastic bags. Seal and freeze.