 Plum cakes made with fresh plums came with other migrants from other traditions in which plum cake is prepared using plum as a primary ingredient . In some versions , the plums may become jam @-@ like inside the cake after cooking , or be prepared using plum jam . Plum cake prepared with plums is also a part of <unk> Jewish cuisine , and is referred to as <unk> or <unk> . Other plum @-@ based cakes are found in French , Italian and Polish cooking . 
