Preheat oven to 400 degrees. Place potatoes in a steamer basket over boiling water. Cover pan and steam 10 minutes or until tender. Drain and mash. Combine potatoes and next 4 ingredients in a bowl. Season with salt to taste. Mix well and pour into nine-inch buttered pan. Combine remaining ingredients in a bowl and spread over sweet potato mixture. Bake 30 minutes or until brown.
This recipe serves 8 people. Due to the nature of this recipe, it adjusts the number of servings in multiples of 8 only.