It's dinner time!

Ingredients

• 1 serving cooking spray
• 1 ½ cups all-purpose flour
• ½ cup brown sugar
• ¼ cup white sugar
• 1 teaspoon ground cinnamon
• ¼ teaspoon ground allspice
• ¼ teaspoon salt
• ½ cup unsalted butter, melted
• 2 cups all-purpose flour
• ¾ cup white sugar
• 1 teaspoon baking powder
• ½ teaspoon salt
• ¾ cup milk
• ½ cup unsalted butter, melted
• 1 large egg
• 2 teaspoons almond extract
• 1 teaspoon lemon zest
• 1 ½ cups fresh blueberries
• 1 teaspoon all-purpose flour
• 1 tablespoon confectioners' sugar, or to taste