Chewy Oatmeal Raisin Cookie Bars with Maple Frosting - Zest Plate

Ingredients

• 1 ½ cups all-purpose flour
• 1 teaspoon baking soda
• ¾ teaspoon ground cinnamon
• ½ teaspoon fine salt
• ¾ cup unsalted butter, room temperature
• ¾ cup packed light brown sugar
• 2 large eggs, room temperature
• 2 teaspoons vanilla extract
• 2 cups quick-cooking oats
• 1 cup raisins
• ½ cup unsalted butter, room temperature
• 1 ½ cups powdered sugar
• 1 tablespoon maple syrup
• 1–2 tablespoons heavy cream, room temperature
• ½ teaspoon ground cinnamon
• ¼ teaspoon maple extract (optional)