Combine the warm (not hot) water, yeast, and sugar in a mixing bowl and set aside for 10 minutes.
Add the flour, olive oil, and salt to the yeast mixture.
Knead until your dough is formed. Add more flour (¼ cup at a time) if it feels sticky. You can knead by hand, or you can use a stand mixer with the dough hook or a bread machine on the dough setting only.
Remove the dough from the bowl, grease up the bowl with a little oil so the dough doesn't stick and toss it back in.
Cover and allow the dough to rise until it doubles about 1 hour.
Preheat your oven to 450 degrees
Oil a 13x9 cake pan. Punch down the dough and add it to the cake pan, flattening it out so that it reaches every edge. If the dough is not stretching enough, let it rest for 5-10 minutes, and then try again.
Allow the dough to rest for 15-20 minutes.
Top with cheese. tomato sauce and pepperoni to taste.
Place into the oven and bake for about 20 minutes until crust has browned and the cheese has melted and browned some.
Allow to rest in the pan for 5 minutes. Run a butter knife around the edge of the pan and using two spatula remove the pizza from the pan onto a cutting board. Slice and enjoy!