What is
Yogurt, in simple terms, is the bacterial fermentation of milk which is often sweetened or flavored. Lactobacillus & Streptococcus are the vital bacteria's for the yogurt's thick texture and consistency.
  
Booza, or Arabic mastic ice cream, is an elastic, sticky, high level melt resistant ice cream, which should delay melting in the hotter climates of the Arab world, where it is most commonly found.