1 tablespoon cornstarch
1/4 cup brown sugar
1/2 cup cold water
2 cups sugared sliced fresh peaches (for canned or frozen peaches us 1/2 cup syrup for water)
1 cup fresh blueberries
1 tablespoon butter or margarine
1 tablespoon lemon juice
1 cup sifted all-purpose flour
1/2 cup granulated sugar
1 1/2 teaspoons baking powder
1/2 teaspoon salt
1/2 cup milk
1/4 cup soft butter

Mix first 3 ingredients; add fruits. Cool and stir till mixture thickens. Add 1 tablespoon butter and lemon juice. Pour into round ovenware cake dish. Mix dry ingredients. Add milk and butter all at once; beat smooth. Pour over fruit. Sprinkle 2 tablespoons sugar and 1/4 teaspoon nutmeg over batter. Bake at 350 degrees for 30 minutes. Serve with milk or ice cream.

Source: dessert.betterrecipes.com