Volcano cake made from pineapple and coconut cake. 4 layers carved into the volcano shape. Used yellow, orange and red color flow for the lava. used brown sugar as the sand. Stick in a few sparklers and you have a volcano.
Build these handy undersink roll-out trays in a weekend. You can tackle this project with simple carpentry tools and some careful measuring. You can make all the trays in an afternoon using building products from your local home center or hardware store