Blonde Brownies Big Batch Recipe

Ingredients

• 2 cups unsalted butter
• 3 cups light brown sugar, packed
• 1 cup granulated sugar
• 5 large eggs
• 1 tablespoon pure vanilla extract
• 4 cups all-purpose flour
• 2 teaspoons baking powder
• 1 teaspoon salt
• 2 cups semisweet chocolate chips
• 1 cup optional mix-ins (nuts, white chocolate chips, etc.)