What is
Clabber is a food produced by allowing unpasteurized milk to turn sour at a specific humidity and temperature. Over time, the milk thickens or curdles into a yogurt-like substance with a strong, sour flavor.
  
Vanilla ice cream, the most popular flavors around the world, is created by cooling a mixture of cream, vanilla extract and sugar.
  
Origin
Irish
  
Africa, Asia, China, Europe, North America