Toddler Question

Amy • Baby #2 ... Due September 17 , 2016 ❤
i have a question about my toddler hes 3 yo and even tho i have him on a routine everyday i harely ever give him his sippy cup but recently hes been wanting it all day and he wont take anything but milkhisive become more concerned cause not he harely wants to eat 😒 any ideas on what i can do to help him eat more and drink less milk ??