2 1/2 cups mashed sweet potatoes
1 2/3 cups evaporated milk
1 cup light brown sugar
1/2 cup butter, softened
2 eggs, beaten
1 teaspoon ground cinnamon
1 teaspoon vanilla extract
1/2 teaspoon salt
1/2 teaspoon ground ginger
1/2 teaspoon ground nutmeg
1 (9 inch) unbaked pie crust
1/2 cup all-purpose flour
1/2 cup light brown sugar
1/2 teaspoon ground cinnamon
1/4 teaspoon ground ginger
1/4 teaspoon ground mace
1/4 pound butter
1 1/2 cups sliced almonds