Preheat gas grill for medium-high heat. Overlap by three-fourths two 18x20-inch pieces of heavy foil on the counter; coat with cooking spray. Place fries in the center of foil.

Stir together chili and drained tomatoes in medium bowl. Spread mixture evenly over fries; top with cheese. Double fold top and ends of foil, leaving space for steam to gather.

Carefully place packet on the grate; cover grill. Grill 25 minutes or until fries are tender and cheese melts.

Oven option: Packet may be baked on shallow pan in 425°F oven 30 minutes or until fries are tender and cheese melts.