Blackberry Raspberry Cobbler

Bahan-bahan (8 porsi)

• ½ cup (1 stick) salted butter, (melted)
• 2 tablespoons granulated white sugar
• 1 medium lemon, (zested)
• 3 cups blackberries
• 1 cup raspberries
• 1 cup self rising flour
• ¾ cup granulated white sugar
• 1 teaspoon baking powder
• ¼ teaspoon salt
• ¾ cup milk