Warm up with this hearty Summer Squash Soup recipe. Made with butter, olive oil, onion and celery stalks. Easy step-by-step instructions included.
This Summer Squash Soup relies on simple, everyday ingredients such as (1/2 stick) unsalted butter, olive oil, onion, diced and celery stalks, chopped. It comes together quickly and makes 4 servings, at about 706 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.
Updated Jun 30, 2026