Losing baby weight fast

kelsey • son born 15/09/16 7 pound 1oz 💙 daughter born 08/09/17 6 pound 14oz 💖 baby girl due 14/10/20 💖
Any one know how to lose baby weight and fast? Im 7 weeks pp and just want my pre pregnancy body back.. I know I won't get it back to the original size cos my hips are now wider but if I could just lose the tummy that would be great. Any ideas anyone??