I had been having the same problem, so I spoke to my PT who suggested Total Greek Yogurt with some kind of fruit (banana, raspberries, blueberries) and a small handfull (8-10) almonds. It's full of protein, good fats and slow release carbs.
January 2nd 2013 - 288.4lbs
March 6th 2013 - 256.2lbs
19.75 Inches lost so far!
First Goal:March 23rd 2013 (birthday) - reach 250lbs