Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1      medium        zucchini -- quartered and
                        -- sliced
   6      ounces        fresh mushrooms
     3/4  cup           Italian salad dressing -- low calorie,
                        -- divided
     3/4  pound         medium fresh shrimp -- peeled and deveined
  12      ounces        fettucine -- uncooked
  28      ounces        marinara sauce

Preparation:

In large baking dish, toss vegetables and 1/2 cup salad dressing; cover. In small bowl, toss shrimp, and remaining dressing; cover. Marinate vegetables and shrimp 30 minutes; drain. Grill or broil vegetables until slightly brown, about 5 min per side. Grill or broil shrimp until pink, about 2 min per side. Cook pasta according to package directions; drain. Meanwhile, in large saucepan, stir together marinara sauce and vegetables, heat to boiling. Reduce heat; add shrimp and heat through. Toss hot pasta and sauce.