GeniusKitchen.com (formerly food.com) has over 500,000 recipes. No excuse for not cooking healthy food. I'm Tomaso Basso on GK.com if you want to see some of fav recipes.
LowCarbHighFatRecipes.com A great site for individuals trying to eat a more ketogenic diet, low in carbs
Epicurious.com A great site for individuals trying to eat a more ketogenic diet, low in carbs
CookingForEngineers.com I am a chemical engineer by degree and love learning about the chemistry behind the science and art of cooking.
Delish.com A cooking site that delivers a lot of simple to create, delicious video recipes.
Yummly.com A cooking site that has easy to follow recipes that are rated on popularity and they tailor their advice based on what you are looking for. A relatively new website.
CooksIllustrated.com A great website that tests cooking equipment, measures the best recipe techniques in a scientific way.
Liquor.com has an extensive recipe collection of just about every cocktail ever created with tips on mixology.