Cut squash crosswise into 4 (1-inch-thick) slices; remove seeds. Place squash slices on a microwave-safe plate. Cover with plastic wrap; vent. Microwave at HIGH 6 minutes or until tender.
Place squash on a baking sheet. Combine syrup and remaining ingredients. Brush syrup mixture over squash. Broil 3 minutes or until bubbly. Drizzle with remaining syrup mixture.