Calley's Sweet Potato Pie

INGREDIENTS

• 3/4 cup brown sugar
• 3/4 cup evaporated milk
• 1/8 teaspoon ground nutmeg
• 1/2 teaspoon salt
• 1/2 teaspoon ground cinnamon
• 1 cup heavy whipping cream
• 1/8 teaspoon ground allspice
• 1/2 stick butter, softened
• 4 medium sweet potatoes
• 1 unbaked pie crust
• 2 tablespoons maple syrup
• 1/4 confectioners' sugar
• 2 eggs, beaten
• 1/8 teaspoon ground ginger
• 1 teaspoon pure vanilla extract
• Maple whipped cream, optional, recipe follows
• 1/4 cup sugar