Here's an instructable on how to make cake decorating a piece of cake. (Pun intended)
Step 1: Step 1: Collect Your Materials
To make this piping bag you will need....
-a pair of scissors
-a snap lock bag
-a piping bag nozzle
Step 2: Step 2: Cutting the Bag
First we need to cut a corner of the snap-lock bag so we can fit the nozzle through it.
Step 3: Step 3: Stick the Nozzle
Next we need to cut some sticky tape then gather the gaps between the bag and the nozzle and stick the tape to seal the gap.
Step 4: Step 4: Seal the Nozzle
We now have to stick the edge of the bag to the nozzle.
Step 5: Step 5: Fill the Bag
Fill the bag with the icing or any mixture of choice.
Step 6: Step 6: Decorate Cakes
Decorate your cakes!!!