Look you don't really have to worry,there are easy to make recipes and readily available healthy foods "not 2 minutes noodles". Fruits which can be used for breakfast, sprouts for mid morning snack, curd rice or any vegetable curry with rice or roti at lunch, brown bread sandwich or omelette at evening snack, steamed and boiled salad with dal and rice/roti at dinner, milk glass at bedtime. in between tean and snack can be included, sometimes sweets/biscuits/crunches/raitha/buttermilk/cornflakes/oats etc can be subsituted in place of snacks or meals
for followup and in detail diet consultation and management you can have an appointment.
make sure not to include out side foods specially fried snacks and other junk foods in your daily diet.