Biscoff Caramel Cookie Bars

Ingredients (13)

• 2 cups all-purpose flour
• 2 cups old fashioned oats
• 1 teaspoon baking soda
• 1 teaspoon ground cinnamon
• 1/2 teaspoon sea salt
• 1 cup unsalted butter, at room temperature
• 1 cup Biscoff cookie butter
• 1 1/3 cups packed light brown sugar
• 1/3 cup granulated sugar
• 2 large eggs
• 1 tablespoon vanilla extract
• 1 cup salted caramel sauce, can use store-bought caramel sauce
• Flaky sea salt, for sprinkling on bars