What is
Semifreddo is a class of semi-frozen desserts, typically ice-cream cakes, semi-frozen custards, and certain fruit tarts.
  
Junket is a milk-based dessert, made with sweetened milk and rennet, the digestive enzyme which curdles milk. It might best be described as a custard or a very soft, sweetened cheese.
  
Origin
Europe, Greece, Italy
  
American, Denmark