1-First Step: Brew and Cool the Coffee Dip Brew 2 cups strong coffee using espresso or dark roast. Stir in 1/4 cup liqueur like Marsala. Pour into a shallow bowl and cool to room temperature, about 15 minutes. This dip flavors the ladyfingers quickly without sogginess. Tip: Taste for strength; add more coffee if needed.

2-Second Step: Prepare the Egg Yolk Mixture In a large bowl, beat 6 egg yolks with 3/4 cup sugar using an electric mixer on medium-high. Continue 5 minutes until pale yellow and thick (ribbon stage: drizzle falls in ribbons). Room-temperature eggs whip best. Scrape sides often for even texture.

3-Third Step: Incorporate Mascarpone Add 1 1/2 cups room-temperature mascarpone to the yolk mixture. Beat on low until smooth and lump-free, about 1 minute. Avoid overmixing to keep it creamy. This forms the rich base.

4-Fourth Step: Whip Egg Whites In a clean, grease-free bowl, whip 4 egg whites to stiff peaks, 3-4 minutes. Add a pinch of cream of tartar for stability if desired. Gently fold one-third into mascarpone mixture with a spatula, then fold in rest. Use broad strokes to preserve air. The cream doubles in volume.

5-Fifth Step: Assemble the Layers Quickly dip half the 24 ladyfingers (12) in coffee mixture, 1-2 seconds per side. Lay in dish without overlapping. Spread half the cream evenly over them. Dip and layer remaining ladyfingers, top with cream. Smooth surface.

6-Final Step: Chill and Serve Dust generously with cocoa powder. Cover with plastic wrap and refrigerate 4-24 hours. Flavors meld best overnight. Slice cold; serve in bowls. Pairs with fresh berries.