Easy Tiramisu Brownies with Creamy Espresso Top Layer - Yummy Gusto

Ingredients

• 1 cup salted butter (227g)
• 1/2 cup unsweetened Dutch-process cocoa powder (60g)
• 14 ounces bittersweet (70%) chocolate, chopped roughly
• 1 cup all-purpose flour (120g)
• 1 cup granulated sugar (200g)
• 1 cup dark brown sugar, packed tightly (140g)
• 1 tablespoon instant espresso powder (30ml)
• 5 large eggs
• 1 tablespoon vanilla extract
• 1 teaspoon salt (use ½ teaspoon if iodized)
• 8 ounces mascarpone cheese
• ¼ teaspoon salt
• 1 cup heavy whipping cream (240ml)
• 1 tablespoon vanilla bean paste
• ¼ cup granulated sugar (50g)
• 3 tablespoons unsweetened cocoa powder