Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   4      ounces        spaghetti
   3      slices        bacon -- chopped
     1/2  cup           chopped onion
  10      milliliters   garlic -- minced
   3      tablespoons   all-purpose flour
   1      can           chopped tomatoes -- (16-oz)
   1      can           condensed cream of mushroom -- soup
     1/2  cup           milk
   1      cup           american cheese -- shredded
                        (4-oz)
   2      cups          cubed cooked chicken
   1      package       frozen peas -- thawed
     1/4  cup           grated parmesan cheese

Preparation:

Break spaghetti pieces in half. Cook according to package directions; drain (should have about 2-cups). In large saucepan, cook bacon, onion and garlic till bacon is crisp; blend in flour. Add undrained tomatoes, soup and milk. Cook and stir until thickened and bubbly. Add shredded American cheese, stir till melted. Stir in cooked spaghetti, cubed chicken, and thawed peas. turn into a 2 1/2-qt casserole; top with parmesan. Bake uncovered, at 350 for 45 minutes. Source: Better Homes and Gardens All-Time Favorite Casserole Recipes