David Blom, pastry chef at Chef Allen's Restaurant in North Miami, sho ws Julia Child how to bake traditional Polish cakes known as babas and savarin. He uses a single recipe to create the spongy dough, which is baked and sweetened further by soaking in a sugar syrup. He then flav ors them with a variety of liqueurs, including rum, kirsch, and champa gne. The cakes are garnished with fresh fruits, whipped cream, and a h omemade custard flavored with vanilla bean.