Boil potatoes with salt til tender. Drain. Peel potatoes; place in large mixing bowl, and mash with a potato masher. Add 2 tbsp. Butter and next 4 ingredients, mixing until all ingredients are blended.
Spoon mixture into a lightly greased 12 x 8 x 2 inch baking dish. Brush top of mixture with melted butter; sprinkle with paprika. Bake immediately, or cover and refrigerate. If refrigerated, let stand at room temperature 30 min. Before baking. Bake at 350, uncovered, 30 minutes or until hot. Yield 6-8 servings