Preheat oven to 450°F. Mix seasoned salt, pepper, nutmeg and sage in small bowl. Toss vegetables with oil in large bowl. Sprinkle seasoning mixture over vegetables; toss to coat well.
Spread vegetables in single layer on foil-lined 15x10x1-inch baking pan.
Bake 30 to 35 minutes or until vegetables are tender and golden brown.