Meat Loaf
["1 1/2 lb. ground beef", "1 egg", "1 c. bread crumbs", "2/3 c. milk", "1 small onion, chopped", "1 jar (2 1/2 oz.) mushrooms", "1 Tbsp. Worcestershire sauce", "1 tsp. salt", "1/4 tsp. pepper", "1/4 c. ketchup"]
["Combine all ingredients.", "In oblong baking dish, shape beef mixture into loaf.", "Microwave on Medium-high 20 to 24 minutes. Let stand, covered, for 5 minutes."]
["ground beef", "egg", "bread crumbs", "milk", "onion", "mushrooms", "Worcestershire sauce", "salt", "pepper", "ketchup"]