Yes dear you can hv biscuits. NO rule for food
just that as long as u r breastfeeding, you hv to be careful abt wt u eat as same will go in yr breastmilk. Like if you hv food that cause gastric or acidity, your child will get colic too. If you hv food that is causing cold and cough, your child will too. So you hv to have food which is easier to digest and is healthy so that your baby too can have a trouble free time.