Trail Mix Brownies - New England Dairy

Ingredients

• 6 tablespoons unsalted butter
• 1 cup whole-wheat pastry flour, or white whole-wheat flour
• 1/3 cup unsweetened cocoa powder, sifted
• 1 tablespoon baking powder
• ½ teaspoon salt
• 1 cup plain low-fat Greek yogurt
• 2 eggs
• 4 ounces bittersweet chocolate, melted plus more for drizzling
• ¾ cup sugar or turbinado sugar
• 1 tablespoon vanilla extract
• 1 cup trail mix, or nuts and mixed dried fruit, chopped if large