We used Garden grocer for our recent trip. We were at WDW for marathon weekend, and needed some specific groceries. We found their website very easy to use, and they were extremely helpful when we had a question. Their delivery was prompt, and they worked very hard to accommodate our schedule.
We had used a different service in the past, but were unable to contact them for this recent trip. In the end, we were grateful, as the service we received from Garden grocer was far superior to any we've received before.
We will definitely use them again!