Try this homemade Spinach Caramelized Onion And Muenster Au Gratin Potatoes recipe the whole family will love. Made with Red Potatoes, Butter, Onion and…
This Spinach Caramelized Onion And Muenster Au Gratin Potatoes relies on simple, everyday ingredients such as whole red potatoes, cubed, ounces, weight fresh spinach, butter, divided use and whole onion, sliced. It comes together quickly and makes 4 servings, at about 785 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