1. Heat oven to 350 degrees. Cut squash into quarters; remove seeds.
Place, cut side down, in ungreased shallow baking pan. Bake at 180ºC or 45 to 50 minutes or until tender. Cool slightly.
2. Grease 1 litre casserole. Scoop squash pulp from skin; place in medium bowl. Discard skin. Add brown sugar, salt, cinnamon, quarter teaspoon nutmeg, and margarine to squash. Mix with potato masher or fork until well blended. Spoon into greased casserole. Sprinkle with chives and 0.125 teaspoon nutmeg.
3. Bake at 180ºC or 20 to 25 minutes or until thoroughly heated.
Nutrition Information Per Serving: 160 Calories, 7 g Fat, 210 mg Sodium