America's Test Kitchen

BooksShouldBeFree offers 23 free audio books in their Cookery collection. They are available for free download in very good quality MP3 or iPod Podcast or free listening online.
Cooking Channel has a large collection of how to, cooking and recipe videos available for free viewing online without registration.
Cooking With Us has a good size collection of free audio cooking books. The ones I checked out were a MP3 in a zip file and were computer read.
Cook's Country

Dede's Mediterranean Kitchen

Fine Cooking has a large collection of cooking and recipe videos available for free viewing online without registation.
FoodWishesVideoRecipes a unique video presentation of some very unique recipes from Chef John. His Mother's Day recipe is a "Potted Plant Ice Cream Cake".
Harvard University offers their course, Science and Cooking, for free viewing online at YouTube.
Internet Archive has 179 free items in its Cooking - Audio collection and 280 items in its Cooking - Movies collection. All are available for free listening or watching online. Audio is also available for free download im MP3 and often Ogg Vorbis. Videos are also available for free download in varying formats.
Kraft has a collection of "how to" cooking videos available for free viewing online without registration.
LibriVox has 21 free audio books available for download in MP3 (64kb/128kb) or ogg vorbis. All are human read.
Librophile has 33 free of audio cookbooks for free download in MP3. Most all appear to be from Librivox, but the site is easy to navigate through. The site does not allow me to direct link to a genre listing. You will need to click on the genre links (next to Latest )and select Cookery. Suggested by Philip.
Ming Tsai

Taste of Home has free cooking and recipe videos available for free viewing online without registration.
The Reluctant Gourmet

YouTube - Cooking & Health a listing of the Food channels at YouTube for free viewing and listening online without registration.