Peach Crumble

Ingredients

• 6 cups sliced peeled ripe peaches
• 1/4 cup packed brown sugar
• 3 tablespoons all-purpose flour
• 1 teaspoon lemon juice
• 1/2 teaspoon grated lemon zest
• 1/2 teaspoon ground cinnamon
• TOPPING:
• 1 cup all-purpose flour
• 1 cup sugar
• 1 teaspoon baking powder
• 1/4 teaspoon salt
• 1/4 teaspoon ground nutmeg
• 1 large egg, lightly beaten
• 1/2 cup butter, melted and cooled
• Vanilla ice cream, optional