Beef And Mushrooms Filled Gougere
["1/2 lb. extra-lean ground beef", "1 small onion, chopped", "1 1/2 tsp. chopped thyme or 1/2 tsp. dried leaf thyme, crushed", "salt and freshly ground pepper", "1/4 c. butter or margarine", "3/4 c. all-purpose flour", "1/2 tsp. salt", "eggs", "3/4 c. (3 oz.) shredded Mozzarella cheese", "1/2 c. chopped, fresh mushrooms", "1 garlic clove", "3/4 c. water"]
["Preheat oven to 425\u00b0.", "Brown ground beef in medium skillet. Drain.", "Add mushrooms, onions, garlic and thyme.", "Cook until vegetables are tender.", "Season with salt and pepper to taste.", "Set aside."]
["extra-lean ground beef", "onion", "thyme", "salt", "butter", "all-purpose", "salt", "eggs", "Mozzarella cheese", "fresh mushrooms", "garlic", "water"]