01 -
Set the oven temperature to 190°C (375°F) to prepare for baking.
02 -
In a large skillet over medium heat, sauté ground beef or turkey with chopped onion and minced garlic until fully browned. Drain excess fat.
03 -
In a large bowl, mix the cooked meat mixture with thinly sliced potatoes, sliced carrots, drained green beans, cream of mushroom soup, and milk. Season with salt, black pepper, and Italian seasoning, stirring until evenly coated.
04 -
Transfer the mixture into a greased 23×33 cm (9×13 inch) baking dish and spread evenly.
05 -
Cover the dish tightly with foil and bake in the preheated oven for 45 minutes.
06 -
Remove foil, sprinkle shredded cheese evenly over the top, and bake uncovered for an additional 15 minutes until cheese is bubbly and vegetables are tender.
07 -
Allow the casserole to cool slightly before serving to enhance flavors and texture.