Instructions

  1. In a bowl toss noodles with one tablespoon butter.
  2. In a skillet melt the remaining butter over medium low heat. Stir in onion and cook for 5 minutes.
  3. Stir in spinach and increase heat to high cooking until spinach is limp, tossing occasionally.
  4. Stir in noodles, cooking and stirring until heated through.
  5. Transfer noodle mixture to a bowl and toss with cheese.
  6. Season with salt and pepper. Toss.