Oreo Brownies Recipe

Ingredients

• 1 cup unsalted butter
• 6 (1 ounce) squares unsweetened chocolate, chopped
• 3 cups white sugar
• 2 teaspoons vanilla extract
• 0.5 teaspoon salt
• 4 large eggs, at room temperature
• 1.6666667461395 cups all-purpose flour
• 0.33333334326744 cup unsweetened cocoa powder
• 3 cups roughly chopped chocolate sandwich cookies (such as Oreo®)
• 3 chocolate sandwich cookies (such as Oreo®), crushed, or to taste
• 0.5 cup powdered sugar
• 3 teaspoons milk, or more as needed