Lemon Blackberry Bread

Bahan-bahan (12 porsi)

• ½ cup granulated white sugar
• ⅓ cup all purpose flour
• ¼ cup (½ stick) unsalted butter, (at room temperature)
• 1 teaspoon grated lemon zest
• ½ teaspoon ground cinnamon
• ¾ cup granulated white sugar
• ¼ cup (½ stick) unsalted butter, (at room temperature)
• ½ cup milk
• 1 large egg
• 2 cups all purpose flour
• 2 teaspoon baking powder
• ¼ teaspoon salt
• 2 cups fresh blackberries
• 1 tablespoon grated lemon zest