Filet Mignon With Horseradish Gravy
["1 (3/4 oz.) pkg. brown gravy mix", "1 to 2 Tbsp. prepared horseradish", "1 (4 oz.) can sliced mushrooms, drained", "4 (5 oz.) beef tenderloin steaks", "1/4 tsp. salt", "1/4 tsp. pepper", "garnish with tomato wedges and fresh parsley sprigs"]
["Prepare gravy according to package directions; stir in horseradish and mushrooms.", "Set aside.", "Heat a heavy, nonstick skillet over medium-high heat until hot.", "Add steaks and cook 1 minute on each side.", "Steaks will be rare.", "Place in a lightly greased 1 quart baking dish.", "Sprinkle with salt and pepper.", "Pour gravy over steaks; bake at 350\u00b0 uncovered, for 15 minutes or until desired degree of doneness.", "Garnish, if desired."]
["brown gravy mix", "horseradish", "mushrooms", "beef tenderloin", "salt", "pepper", "tomato"]