Try this homemade Cauliflower Au Gratin recipe the whole family will love. Made with cauliflower, butter, onion and cheddar cheese. Easy step-by-step in…
This Cauliflower Au Gratin relies on simple, everyday ingredients such as butter, divided, diced onion, shredded cheddar cheese and sour cream. It comes together quickly and makes 4 servings, at about 481 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.
Updated Jun 30, 2026