Cook pasta according to package directions. Meanwhile, in a Dutch oven, cook beef over medium heat until no longer pink. Add garlic; cook 1 minute longer. Drain. Stir in the tomato puree, broth, Italian seasoning, Worcestershire sauce, salt and pepper.
Bring to a boil. Reduce heat; simmer, uncovered, for 10-15 minutes or until slightly thickened. Add spinach; cook for 1-2 minutes or until wilted.
Drain pasta; stir into beef mixture. Sprinkle with cheese; cover and cook for 3-4 minutes or until cheese is melted. Freeze option: Freeze cooled pasta mixture in freezer containers. To use, partially thaw in refrigerator overnight. Heat through in a saucepan, stirring occasionally and adding a little broth or water if necessary.Yield: 5-6 servings.