How To make a portal to the nether

So when you have an diamond pikax and if you have a bucket Of Water and a bucket of lava put the bucket of lava on the ground and Then put the bucket of water on the ground. Backup! Get your diamond Pikax and break the obsidian, done. When you have 20 obsidian and a flint you can make a Portal to go to the nether. Well my work here is done so by.