The philosophy of eating real food is also known as Clean Eating or staying away from foods that are prepackaged with lots of added dyes, chemicals, and fillers. I love Tosca Reno. She is a big advocate of clean eating and has any tools out to get you on the right track. For more information on her and what she offers check out:
There is also a Clean Eating Magazine out, which contains menus using foods in season along with grocery lists. Past editions are posted online along with tips and recipes at:
To revamp your whole diet to clean eating might be challenging at first, but find ways to make small strides in that direction.