The rate of consumption for ice cream in advanced countries in 2002 about 25 liter have been reported which in Iran1.7liter/year [1- 4]. Friedhoff et al. [5] have described the
The rate of consumption for ice cream in advanced countries in 2002 about 25 liter have been reported which in Iran1.7liter/year [1- 4]. Friedhoff et al. [5] have described the