Hamburger Green Bean Casserole Bake

4. Bake

5. Preheat the oven to 350°F (175°C), then bake the casserole uncovered for 25–30 minutes.The casserole should be visibly bubbling around the edges and the cheese should be fully melted with light golden patches.

5. Finish & Serve

6. Top with crispy fried onions (if using) and bake for an additional 5 minutes.The onions will toast lightly, adding crunch and contrast to the creamy casserole underneath.
7. Serve warm.Allow the casserole to rest for a couple of minutes to make slicing and serving easier.

Enjoy this hearty dish as a full meal or pair it with a simple side salad or warm dinner rolls for a complete comfort-food spread.