Mushroom Gravy Pot Roast - cooking recipe

Ingredients

1 oven cooking bag, large size
1/4 cup flour
1 (3/4-1 ounce) package brown gravy mix
1/2 cup water
1 medium onion, sliced
2 (4 1/2 ounce) jars sliced mushrooms, drained
3 -5 lbs boneless beef chuck roast, fat trimmed
1/2 teaspoon dried thyme leaves, and
1/2 teaspoon salt
1/4 teaspoon black pepper

Preparation

Preheat oven to 325\u00b0F.
Shake flour in oven bag; place in 13x9x2-inch baking pan.
Add gravy mix and water to oven bag.
Squeeze oven bag to blend in flour.
Add onion and mushrooms to oven bag. Turn oven bag to coat ingredients with gravy.
Rub roast with thyme, salt and pepper; place roast in oven bag.
Close oven bag with nylon tie; cut six 1/2-inch slits in top of bag.
Bake until roast is tender, 2 to 2 1/2 hours.
Let roast rest for 5 minutes in the cooking bag prior to slicing.