Step one:
First draw a corner on the paper, and then draw another corner on the outside.
Step 2:
Then draw a circle around them.
Step 3:
Add a little wave feeling on the outside.
Step 4:
Then add some circles in the middle.
Step 5:
Plus some semicircles.
Step Six:
And add some small rectangular blocks.
Step 7:
We can also add some dots and decorative lines.
Step 8:
Finally, apply a nice color and the pizza is done.