Montgomery Pie

Ingredients

• 1 recipe pastry for a 9 inch single crust pie
• 1/2 cup molasses
• 1/2 cup white sugar
• 1 egg
• 1 cup water
• 2 tablespoons all-purpose flour
• 3 tablespoons fresh lemon juice
• 1 tablespoon lemon zest
• 2/3 cup white sugar
• 1/4 cup butter
• 1 egg
• 1 1/4 cups all-purpose flour
• 1/2 teaspoon baking soda
• 1/2 cup sour milk