Hearty, creamy, and oh-so satisfying

Ingrédients

1 lb egg noodles
1 lb ground beef
1/4 cup breadcrumbs
1/4 cup milk
1 small onion, finely chopped
1 egg
2 tbsp fresh parsley, chopped
Salt and pepper to taste
2 tbsp olive oil
1/4 cup all-purpose flour
4 cups beef broth
1 cup sour cream
2 tsp Worcestershire sauce
1 cup Swiss cheese, grated