Warm up with this hearty Mushroom Soup recipe. Made with unsalted butter, fresh mushrooms, onion and cream of mushroom soup. Easy step-by-step instructi…
This Mushroom Soup relies on simple, everyday ingredients such as unsalted butter, (8 oz.) pkg. fresh mushrooms and large onion, sliced. It comes together quickly and makes 4 servings, at about 372 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