Preheat oven to 425°F. Microwave potatoes on HIGH 15 minutes or until fork tender, turning halfway through cooking. Cool potatoes slightly.
Cut potatoes in half lengthwise. Scoop out potato flesh into medium bowl, leaving 1/4-inch shell. Set shells aside. Add cheese, milk, bacon, butter, Seasoning and chives to cooked potato. Mash with potato masher. Fill shells evenly with potato mixture. Place on baking sheet.
Bake 20 minutes or until lightly browned.