Zabaglione and Berry Trifle

Name: Zabaglione and Berry Trifle
Ingredients: 6 large eggs, separated and brought to room temperature; 1 teaspoon vanilla; 1 cup (198 grams) granulated sugar; 1 cup (120 grams) all-purpose flour; 1/4 teaspoon fine sea salt; 1/2 cup (56 grams) confectioners' sugar, to finish; 1/2 cup (99 grams) granulated sugar; 1 tablespoon cornstarch; 7 large egg yolks; 1/3 cup (78 milliliters) sweet Marsala wine; Pinch of fine sea salt; 1 cup (236 milliliters) very cold heavy cream; Coffee Simple Syrup, recipe follows; 1 quart strawberries, hulled; 1/2 cup Dutch-process cocoa powder; 1 pint raspberries; 1/2 cup brewed coffee; 1/2 cup sugar