Cranberry Walnut Pie - Mother Linda's

Ingredients

• 2 cups fresh cranberries
• 1 cup walnut halves
• 1/4 cup maple sugar
• 1/2 cup white sugar
• 1 egg
• 1/3 cup butter, melted and cooled
• 1/2 cup flour
• 1 unbaked 9-inch pie crust