Try this homemade Mixed Vegetable Casserole recipe the whole family will love. Made with frozen vegetables, onion, Cheddar cheese and mayonnaise. Easy s…
This Mixed Vegetable Casserole relies on simple, everyday ingredients such as chopped onion, grated cheddar cheese, mayonnaise and salt and pepper to taste. It comes together quickly and makes 4 servings, at about 760 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