Other than some of the blogs I’ve listed, here are some of my favorite sources for recipes and ideas:
Cooking Light (magazine + website)
Cook’s Illustrated (magazine + website)
Eat-Clean Diet Cookbook by Tosca Reno
Joy of Cooking by Irma S. Rombauer, Marion Rombauer Becker and Ethan Becker
Oxygen (magazine + website)
Please to the Table by Anya von Bremzen