What should i eat to turn fat into muscle?

Hi Everybody

I am new website i think it is a really great website, i am 26 years old and currently 143kg 6"2 photo is in my profile i am looking to train hard for strength i want to lose weight but i would prefer to turn my fat into muscle, however i do not know how much to eat to eat.

This website is saying my calories are 2900 daily i have only been starting for last 3 days but any suggestions for me eating more or less for heavy lifting?

Thanks Guys, Hope everyone is having a brilliant day