Step 1: Vinegar and Cooking/Vegetable Oil.

First, you need a a cup (open) then you add 60% of the of vegetable oil and 40% of vinegar.

Step 2: Food Colouring

Next, add your food colouring to your DIY lava lamp.

Then, add a spoon of soda in another cup and mix it with water. Then after you done that, add the mixture to your DIY lava lamp and your done! ENJOY!

You do not want to have it in a bottle or confined case because it doesn't really work well.