1. 1. COMPOSITION of an EGGTOTAL WEIGHT OF EGG IS 50 gms.
   EGG YOLK
   vitamins a,d,e,k
   minerals
   total fat content of whole egg is present in egg yolk
   1/5thof total protein of whole egg
   33%of total liquid of egg is egg yolk
   calorie content is 3 times the egg white
   it produces 60 calories
   contains lecithin an important emulsifier in food production
   yellow colour is due to leutin and
   zeaxanthin.xanthophylls
   There are yolkless eggs also or a single egg may contain 2 egg yolks.