I would also advise you not to take fat burrners or any kind of a stimulant with a heart murmor, but you could also talk to your doctor for some supplements that you could take.
I'm gueesing that you live in a dorm so go get a goerge forman and a hot pot you can cook so many things on those and it will really help add variety and controll of your diet.
Usually peole have cheat diets so they can have a little variety in their diets so they don't get bored with their diets. So a cheat meal once a week would be just fine , but don't go overbored with...