Stuffed Beef Tenderloin

Bahan-bahan (6 porsi)

• 2 tablespoons butter
• 2 whole green onions, (thinly sliced)
• 10 ounces fresh mushrooms, (sliced)
• 1 large garlic clove, (minced)
• 1 small handful fresh parsley, (chopped)
• 2 pounds beef tenderloin, (trimmed of fat)
• ¼ cup crumbled blue cheese
• 1 tablespoon melted butter