Tiramisu Layer Cake

Name: Tiramisu Layer Cake
Prep time: 1 h 30 min
Cook time: 30 min
Total time: 2 h
Cuisine: Italian
Ingredients: 1 cup milk (any kind); 3 Tablespoons Kahlua or coffee liqueur; 25-30 ladyfingers; 1/2 cup cocoa powder; 16 oz mascarpone cheese (460g); 3 cups confectioners' sugar (345g); 2 cups heavy whipping cream (480ml); 4 Tablespoons Kahlua or coffee liqueur, or to taste; 2 teaspoons vanilla extract; 3 egg yolks; 1/3 cup sugar (80g); 8 oz mascarpone cheese (230g); 1 ½ Tablespoons Kahlua or coffee liqueur; 1 cup heavy whipping cream (240ml); 8 eggs; 1 ⅓ cups sugar (250g); 1 Tablespoon instant espresso; 1 1/2 cups all-purpose flour (205g); 1 teaspoon vanilla extract