“Stepping into the kitchen now, Google  introduced a recipe search engine Thursday that serves up dishes based not only on the ingredients you may have on hand, but the calories you want to consume and even how much time you have to cook.

About one percent of the queries on Google are for recipes, the company said, and the new vertical intends to make it easier for people to find recipes across the web. Keeping with its search roots, Google isn’t showing the recipes in the results, and is linking to recipes on sites like Epicurious and the Food Network, which likely alleviates some worries about Google’s newest effort.

The Recipe feature will show up in the left side bar, underneath other so-called vertical searches such as Shopping, News, Images and Videos, and gives searchers options to refine results: such as finding a red curry recipe, then specifying one that has less than 300 calories and includes red peppers……”

Read rest of article on Wired

Also read Amazing Rib’s article on the same subject – he explains better than Google can!