1/2 cup light molasses
1/2 cup brown sugar
1/4 cup butter, melted and cooled
3 sweet potatoes, peeled and grated
1 orange, zest grated and juiced
3 tablespoons flour
1/2 teaspoon ground cinnamon
1/8 teaspoon cloves
1/8 teaspoon mace
Preheat your oven to 375. Combine first 4 ingredients in a bowl. Beat with an electric mixer. Add remaining ingredients and salt to taste. Mix thoroughly.
Transfer mixture to a lightly buttered covered 2-quart casserole dish. Cover and bake 20 minutes. Remove cover and bake 10 minutes longer until top is crisp.