Prep Time: 25
Cook Time: 22
Serves: Serves: 8
Place potatoes on paper towel in microwave oven. Microwave on HIGH 8 minutes. Turn potatoes over; microwave 8 minutes more or until tender. Let stand 5 minutes.
Combine sour cream, milk, salt and pepper in medium bowl. Cut potatoes in half lengthwise. Scoop potato pulp into bowl leaving 1/4-inch shell. Place shells on foil-lined baking sheet. Mix potato pulp into sour cream mixture. Stir in spinach and 1 cup cheese.
Mound mixture into potato shells. Bake in preheated 350°F oven 20 minutes or until heated through. Sprinkle with remaining cheese. Bake 2 minutes or until cheese is melted; sprinkle with basil.