Chocolate Chip & Peanut Brittle Cookie Bars Recipe

Ingredients

• 1 cup unsalted butter, softened
• 1 cup granulated sugar
• 1 cup firmly packed light brown sugar
• 2 large eggs, room temperature
• 1 tablespoon vanilla extract
• 2 ¼ cups all-purpose flour
• 1 teaspoon baking soda
• ¾ teaspoon kosher salt
• 2 ¼ cups milk chocolate morsels, divided
• ½ cup (¼- to ½-inch) broken peanut brittle pieces