It’s normal to be more hungry on training days and the day after if you worked hard.

I will make the following suggestions for you:

Check out this article-read the Murphwatchers link and then watch the video.
https://www.elitefts.com/coaching-logs/video-log-throw-all-of-your-food-away/

Strive to get 1 gram of protein per pound of bodyweight.
Eliminate less nutritious foods: baked goods, chips, etc.
Cut out simple, processed sugars sugars.

Start with this. We can make more suggestions once you have done it for a few weeks.