hello moms n experts i really need advice

ihav 3yr old daughtr lst yr ihad early misscarriage frm one yr im tryng im overweight 15kgs because in my frst pregnancy ifaced gestational diabetes ihav gastrics also ididnt lost weight dr told me ihav severe pcos n for 3months she prescribe 750mg insulin tablt and one tab is contraceptc pill after tht she wil strt medcs n with tht she told me to loose 6 kgs atlst in 3mnths  im follwng below diet

7.30 1spoon soak methiseeds with warm water

1 glass warm water wit honey icnt hav lemon due to gastrics

8.00 am oats

11.am anyfruit

1.pm-phulka wit curry

6 pm veg salad

8 pm oats or phulka with curry

one hr walking 15mins littl exercs in home

im stil nt losing weight may b half kg ihv reduced pls any bdy suggst me any diet frm whch icn lose atlst 3kgs in 2months ihope u all wil help me thnks