Before And After Anorexia How Do I Lose Weight Quite Fast After Having Anorexia?

How do I lose weight quite fast after having anorexia? - before and after anorexia

I recovered from anorexia, 4 to 5 months and, of course, took on weight and I feel terrible. I'm heavier than before my anorexia, I am going to the beach in a little over a month they are really want to lose twenty pounds in half healthy. I know that would be enough to trigger my eating disorder, but I hate my body in a positive way to lose weight, if I were, probably drift back to anorexia unfourtantely please help!