Elegant Beef Wellington
["1 (6 lb.) whole beef tenderloin roast", "1 (17 1/4 oz.) frozen puffed pastry", "1 medium size onion, minced", "1 (8 oz.) pkg. mushrooms, finely chopped", "1/2 tsp. thyme leaves, dried", "1/2 tsp. salt and pepper", "2 Tbsp. red wine", "1/2 lb. liver pate", "1 large egg, separated", "2 tsp. milk"]
["Can use eye of round, not as tender, but still very good."]
["tenderloin roast", "frozen puffed pastry", "onion", "mushrooms", "thyme", "salt", "red wine", "pate", "egg", "milk"]