Browned Butter Oatmeal Trail Mix Cookie Bars

Ingredients

• 1 cup unsalted butter
• 1 cup light brown sugar, packed
• 1/2 cup granulated sugar
• 2 large eggs
• 1 Tbsp. vanilla extract
• 2 cups old-fashioned, rolled oats
• 1 1/2 cups all-purpose flour
• 1 tsp. baking powder
• 1 tsp. baking soda
• 1/2 tsp. sea salt
• 1/2 tsp. ground cinnamon
• 2/3 cup raisins
• 2/3 cup roasted peanuts
• 2/3 cup candy-coated chocolate pieces
• 1 tsp. coarse/flaky sea salt