Make five groups that will work on the five food groups. They have to write as many foods from their group as they can think of. Make a taxedo word cloud with the words. You can even upload a photo of some food from the food groups and the clouds can take shape of the food. You can use jux.com for sharing your word clouds. Here is an example:
Students get acquainted with some food idioms and their meaning. Later they need to research find more idioms and use them in sentence to make a short composition.
Use wix to make a food website where you can share your compositions. Here is an example:
Students share some of their favourite recipes. You can use recepify.com for uploading your recipes. Here is an example: