Cooking With Rania: Tiramisu

PITTSBURGH (KDKA) — Ciao! All through May, Rania Harris, of Rania’s Catering, is giving us a tour of Italian cuisine. Today, she’s making Tiramisu for dessert!
Tiramisu
Ingredients:*6 egg yolks (use pasteurized eggs)
*3 egg whites (use pasteurized eggs)
3 tablespoons sugar
1-pound mascarpone cheese
1 ½ cups strong espresso, cooled (see note)
2 – 3 tablespoons simple syrup (optional)
1 tablespoon dark rum
24 packaged ladyfingers (see note)
½ cup bittersweet c