my baby is 2 months 25 days old, I breastfeed my baby, my baby is 4.6kg.please suggest me what do I do to make him chubbier. and also I find white curdy like in his motion is it fat that's not digested?

A. the baby weight is normal do not worry For further advice in this regard you can consult your doctor who can do the clinical examination properly which is not possible here to clear all your doubts which will be a better approach regarding this