Ground Beef And Onion Gratin - cooking recipe

Ingredients

2 -3 tablespoons oil
1 lb lean ground beef
3 -4 fresh minced garlic cloves
1/4 cup grated parmesan cheese
4 medium onions, sliced
2 cups boiling water
1 (10 1/2 ounce) can cream of celery soup, undiluted
2 tablespoons mustard powder
salt and pepper
1/2 cup grated cheddar cheese (or to taste)
3 tablespoons green onions (or to taste)
1 cup grated parmesan cheese
3/4 cup dry breadcrumbs
6 tablespoons melted butter

Preparation

Set oven to 350 degrees.
Grease a 2-quart baking dish.
Heat the oil in a skillet.
Brown beef with garlic; drain and mix in the 1/4 cup Parmesan cheese, set aside.
Simmer the onions in boiling water for 10 minutes; drain and reserve 1/2 cup of the onion water.
To the 1/2 cup onion water, add in the boiled onions, soup, dry mustard, salt, pepper cheddar cheese and green onions; mix well.
Pour the mixture into a prepared baking dish.
Bake for 25 minutes.
Combine the 1 cup Parmesan cheese, bread crumbs and butter; mix well.
Remove the dish from oven and set to broil.
Evenly sprinkle the crumb/cheese mixture on the casserole and broil for about 2 minutes.