The Best Delia Smith Tiramisu Recipe

Ingredients

• 1 cup strong brewed coffee, cooled to room temperature
• 2 tablespoons coffee liqueur (optional)
• 3 large egg yolks
• 1/2 cup granulated sugar
• 1 cup mascarpone cheese
• 1 1/2 cups heavy cream
• 1 teaspoon vanilla extract
• 24 to 30 ladyfingers (savoiardi biscuits)
• Cocoa powder, for dusting
• Dark chocolate shavings, for garnish (optional)