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A single slice of tiramisu pound cake on a small plate in front of the whole cake
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5 from 1 vote

Tiramisu Pound Cake Recipe

This Tiramisu pound cake recipe has got all the classic flavors of tiramisu with a coffee swirl, rum-soaked lady fingers, cocoa powder, and a mascarpone icing.
Prep Time20 minutes
Cook Time1 hour 20 minutes
Cool Time1 hour 10 minutes
Total Time2 hours 50 minutes
Course: Dessert
Cuisine: American
Servings: 16 servings
Calories: 531kcal

Ingredients

For the Cake:

  • 4 ounces lady fingers broken into ¾ inch pieces (10-14 cookies, depending on the brand)
  • 2 tablespoons dark rum
  • 1 tablespoon instant espresso powder
  • 1 teaspoon Dutch process cocoa powder
  • 2 tablespoons hot water
  • 1 ½ cup unsalted butter room temperature
  • 3 cups granulated sugar
  • 6 large eggs room temperature
  • 3 cups cake flour sifted
  • 1 teaspoon kosher salt
  • 1 cup sour cream
  • 1 tablespoon vanilla extract

For the Mascarpone Icing:

  • 1 cup powdered sugar
  • 1 teaspoon vanilla extract
  • Pinch kosher salt
  • 3-4 tablespoons milk
  • 4 ounces mascarpone cheese slightly softened, but still cool
  • Dutch process cocoa powder for garnish

Instructions

For the Cake:

  • In a shallow dish, toss together the lady finger pieces and rum. Set aside.
  • In a small bowl, mix together the espresso, cocoa powder and hot water until the espresso dissolves. Set aside.
  • Preheat the oven to 325°F and place the rack in the middle position. Liberally spray a 12-cup Bundt pan with nonstick baking spray or brush generously with my homemade cake release.
  • In the bowl of your stand mixer fitted with the whisk attachment, cream the butter and sugar on high speed for 3-4 minutes, until pale yellow and fluffy.
  • Next, add the eggs, one at a time, combining well after each addition, scraping down the sides and bottom of the bowl as needed.
  • Reduce the mixer speed to low and add flour in two increments, then the salt. Do not over mix.
  • Lastly, add the sour cream and vanilla extract, scrape down the sides again, and mix until just combined.
  • Remove the bowl from the mixer and pour half the batter into a medium bowl. Gently stir the espresso cocoa mixture into this half of the batter.

To Assemble:

  • Place half of the soaked lady fingers evenly in the bottom of the prepared Bundt pan.
  • Next, using a scoop or measuring cup, place scoops of the vanilla batter over the lady fingers, then layer in the coffee cocoa batter to create a swirl effect. Repeat the process with the remaining lady fingers and batters.
  • Smooth the top of the batter so it’s evenly distributed.
  • Place in the oven and bake until an inserted toothpick comes out mostly clean, about 1 hour to 1 hour 20 minutes. Start checking at 1 hour 10 minutes.
  • Remove from the oven and cool in the pan for 10 minutes, then invert the cake onto a serving plate until the cake is completely cool, about 1 hour.

For the Icing:

  • Add the powdered sugar, vanilla, and salt to a small bowl. Slowly whisk in 3 tablespoons milk, until the mixture is very smooth.
  • Add the mascarpone cheese and whisk until smooth. Then, if needed, quickly whisk in the final 1 tablespoon of milk.
  • Drizzle icing over the cooled cake and dust with cocoa powder to garnish. Slice and serve.

Notes

How to Store & Reheat this Tiramisu Pound Cake
  • Room Temp: Keep the cake (without the mascarpone icing) wrapped up tight in plastic wrap or in a cake dome. It will stay soft and good for up to 3 days.
  • Fridge: Once the mascarpone icing is on, this pound cake needs to be chilled. Cover it well and it will keep in the fridge for about 3-4 days. You can also make the mascarpone icing ahead and store it in an airtight container in the fridge until you're ready to drizzle.
  • Freezer: Wrap the cooled, un-iced cake in parchment, then foil or a freezer bag. It will keep for a month. Thaw it in the fridge overnight, then bring to room temp before icing and serving.

Nutrition

Calories: 531kcal | Carbohydrates: 68g | Protein: 7g | Fat: 26g | Saturated Fat: 15g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 6g | Trans Fat: 1g | Cholesterol: 139mg | Sodium: 192mg | Potassium: 96mg | Fiber: 1g | Sugar: 46g | Vitamin A: 854IU | Vitamin C: 0.1mg | Calcium: 50mg | Iron: 1mg