For the Peach Filling

• 6–7 cups sliced peaches (fresh, peeled, and sliced, or frozen and thawed)
• 3/4 cup granulated sugar
• 1 tablespoon lemon juice
• 2 teaspoons vanilla extract
• 1/2 teaspoon ground cinnamon
• 1/4 teaspoon nutmeg (optional)
• 2 tablespoons cornstarch

For the Sweet Crust

• 1 1/2 cups all-purpose flour
• 1/2 cup granulated sugar
• 1/4 cup brown sugar
• 1 1/2 teaspoons baking powder
• 1/2 teaspoon salt
• 1/2 cup unsalted butter, melted
• 1/2 cup milk
• 1 teaspoon vanilla extract

Optional Toppings

• Vanilla ice cream
• Whipped cream
• Caramel sauce