White Chocolate Chip Bars with Brown Butter & Espresso

INGREDIENTS

• 14 tbsp unsalted butter
• 2 cups plus 2 tbsp all-purpose flour
• 1/2 tsp baking soda
• 1/2 tsp salt
• 1 tsp ground cinnamon
• 2 large eggs
• 1 tbsp plus 2 tsp espresso powder
• 1 tsp vanilla extract
• 1 cup (packed) brown sugar
• 1/2 cup granulated sugar
• 1 1/2 cups good-quality white chocolate chips