Step 1

Add the oil to a large pot over medium-high heat, and brown the beef in it.

Step 2

Mix in the onion, broth, steak sauce, butter, beef broth, garlic, french onion soup mix, horseradish, dijon, and salt and pepper to taste.

Step 3

Bring the mixture to a boil, reduce the heat, cover and simmer for 1 ½ hour.

Step 4

Mix together the cornstarch and water in a small bowl. Cook the egg noodles and drain well.

Step 5

Pour the cornstarch mixture into the pot, along with the mushrooms and egg noodles.

Step 6

Cover and continue to simmer until the mushrooms have softened.

Step 7

Enjoy!