For the kinds of foods that you can decorate will be really in varied, but the most common and easy food to be decorated with certain unique and pretty designs will be cakes and cookies.
You can get the cheap budget for this DIY by using some cheap materials. In this case, mostly the material that used is paper that will be really easy to be found and affordable. The other thing could be the unused stuff in your house, some flowers or plants that can be found in your own garden, and some other cheap additional materials.
You can use tetra pak as a place to store things. Such as a tissue box, a place to make up, a stationery or a place to store snacks. You can practice your creativity in designing something from this package. Add some other accessories or you can add beautiful colors so that the storage that you will make becomes more beautiful.