All you can do is make sure you track all your spending, and as much of his as you can. As far as cooking goes, you cook for you and the kids when needed, not for him. If he comes in and cook, you don't engage. Except to demand he wash his own dishes. In my book, it's ok to remind him you aren't his maid anymore.
WH says marriage is over: May 15, 2009.
EA#2 July 20, 2009. Legally sep: Aug 16, 2009. DIVORCED!!!! Signed Nov 23, final Dec 24, 2010, adultery listed.
Sorry you have to deal with that ... I know I would kill the fucker if we had in-house!!