Eden (2006)

Fat German star restaurant chef Gregor shows romantic interest in waitress Eden Drebb. She's happily married to hunky Xaver Drebb, but feels romantically neglected. Gregor's deserts seduce her, first trough her brat daughter Leonie, to spend time with him and his fabulous dishes. That soon becomes a rather platonic affair, and domestic troubles. Xaver decides to exact revenge on Gregor, with tragic results.