I bought the grab bar & food tray for our MB mini travel system in normal stroller mode - fits perfectly and can be taken on and off easily. (mountainbuggy.com)
Or you do as one mama suggested — freeze it in baby food trays, pop»em out, and store the milk in a freezer bag. (megangarcia.com)
The complicated process involved in producing these paintings embraces the use of actual food trays which are stamped with carefully chosen caloric values. (theseenjournal.org)