Delicious Tiramisu Cake

This tiramisu reworks the classic into a sliceable cake. Instead of the usual layered trifle approach with ladyfingers, a thin sponge baked at high heat gets cut into three rectangles and stacked with a stabilized mascarpone filling between each layer.

Gelatin is the structural workhorse here. Bloomed in cold water, melted, then stirred into beaten egg yolks before the mascarpone goes in, it holds the filling firm enough to slice cleanly. Tia Maria coffee liqueur threads through the cream and ties the layers to the espresso topping.

The topping is loose by design. Brewed espresso gets sweetened, splashed with amaretto, and folded with whipped cream so it pours over the assembled cake and soaks down into the sponge. A dusting of cocoa powder finishes the look. Serve cold with strong coffee after a long dinner.

Pro Tips

• Watch the sponge in the oven. At 400°F (200°C) it cooks in 3 to 5 minutes and burns fast past that window.
• Bloom gelatin in COLD water only. Hot water dissolves it before it can hydrate properly.
• Fold the mascarpone in gently. Over-mixing breaks the cheese and turns the filling grainy.
• Refrigerate at least 4 hours, ideally overnight, before slicing. The flavors marry and the structure firms up.

Variations

• Swap Tia Maria for Kahlua or dark rum based on what you have on hand.
• Add a thin layer of dark chocolate ganache between sponges for a richer take.
• Skip the alcohol and use strong coffee plus 1 teaspoon vanilla in the filling for a kid-friendly version.