COOK garlic in dressing in large skillet on medium-high heat 30 sec. Stir in shrimp and onions; cook 6 to 8 min. or until shrimp turn pink.
ADD tomatoes and parsley; stir. Cook 2 to 4 min. or until heated through, stirring occasionally. Top with cheese.
SERVE with crackers.
serving size = 4 crackers (18 g) + 1/4 cup (60 mL) topping