Talk to Gastroenterologist on Stomach Issue

Aslam Alikum! mere stomach ka bht msla thori si bhi medicine heavy ho ya koi thori si bhi taiz spice wali chz kha lo biryani, mutton. ,beef to mere face red ho jata bht or grm ho jata ears bhi or face pr rashes bn jaty red jo ky tqrebn aik week rhty hn or dry hoty hn aishta aishta or chilky bn kr utr jaty hn me ne bht prhaiz kiya hua he sb chora hua he lkn phr bhi esi halat he ke pora mnth perhaiz kr ke agr aik dn kuch normal spice wala bhi kha kiya jaye beef ya mutton ya biryani to rashes ho jaty hn . I'm a student and very worried about this please kindly guide me properly. Thanks.