Creamy Shepherd'S Pie - cooking recipe

Ingredients

1 lb hamburger
1 small onion, diced
1 large potato, sliced thinly
1 (14 1/2 ounce) can green beans (use 1-2 cans)
1 (10 ounce) can cream of mushroom soup
1/4 cup sour cream
4 tablespoons milk
1/2 cup grated cheddar cheese
1/2 teaspoon mustard powder
salt
pepper

Preparation

Brown hamburger with onion.
Add cream of mushroom soup, sour cream, salt, pepper, mustard powder, and milk.
Let simmer for about 2 minutes.
Then in a 2 qt casserole dish layer half of the potatoes, then half of the green beans, and then half of the hamburger sauce.
Repeat.
Sprinkle on the cheese and bake at 375 for 45 minutes.