In a bowl, combine warm water, sugar, and yeast; let it sit for 5 minutes until frothy.
Add flour, salt, and olive oil; mix until a dough forms.
Knead the dough on a floured surface for about 5 minutes.
Place the dough in a greased bowl and cover; let it rise for 1 hour.
Preheat the oven to 475°F (245°C).
Roll out the dough into a 12-inch circle on a floured surface.
Transfer the dough to a pizza stone or baking sheet.
Spread tomato sauce evenly over the base.
Sprinkle mozzarella cheese generously on top.
Arrange pepperoni slices and sprinkle Italian seasoning over the pizza.
Bake for 15-20 minutes, or until the crust is golden and the cheese is bubbling.
Remove from the oven, slice, and serve hot.