Mississippi Mud Pie Recipe by Tasty

Ingredients

• nonstick cooking spray, for greasing
• 30 chocolate wafer cookies, crushed
• 8 tablespoons unsalted butter, melted and cooled
• 8 oz dark chocolate, 70-80% cacao, coarsely chopped
• 16 tablespoons unsalted butter
• 1 cup granulated sugar
• 1 cup dark brown sugar, packed
• ½ teaspoon kosher salt
• 2 teaspoons vanilla extract
• 4 large eggs
• 1 cup all purpose flour
• ¾ cup granulated sugar
• ⅓ cup unsweetened cocoa powder, not dutch-processed, plus more for garnish
• ⅓ cup all purpose flour
• 2 large egg yolks
• 2 cups whole milk
• 2 tablespoons unsalted butter
• 1 ½ teaspoons vanilla extract
• 1 cup heavy cream, chilled