okay i need some advice , some HELP!

my daughter just turned 2 in november . last year around January we moved to NY from Va. my daughter was a GREAT EATER  she was one and eating any thing that looked appetizing to her any where from ,apples to pbj,grilled cheese, rice ,all kinds of fruit, and she absolutely loved CHEESE DOODLES,ect . when we moved and settled in i kept up trying new foods with her and she loved it ...it lasted 2 months or so after that little by little she didnt want just any food , she wanted ether mac n cheese , soup , chicken nuggets ( home-made, mc'd's "thanks to my mother in law) . little by little she didnt want those things ether now i have such a hard time feeding her ,she goes into the cabinet and shows me she wants something , i cook it , then when i go to feed her she tells me NO , and pushes the bowl . ALL I WANT TO DO IS CRY !!! .....I JUST WANT MY BABY TO BE HEALTHY AND EAT GOOD . i told a number of pediatricains they said " when shes hungry she will eat " ughhhh i hate this and i need some help please !!