Stuffed Beef Tenderloin - cooking recipe

Ingredients

1 (4 to 6 lb.) beef tenderloin
1 c. Chablis
1/4 c. butter
1 onion, sliced thin
1 lb. fresh mushrooms, sliced thin
1/4 tsp. thyme

Preparation

Marinate tenderloin overnight in Chablis.
Melt butter in saucepan; stir in thyme.
Add onion; simmer until mixture cooks down to half volume.
Add mushrooms; cook 4 minutes.
Cut a pocket in tenderloin and stuff with onion and mushroom mixture.
Bake at 350\u00b0 for 30 minutes per pound.