Combine warm water, sugar, and yeast in a bowl and let it sit for 5 minutes.
In a mixing bowl, combine flour and salt.
Add the yeast mixture and olive oil to the flour and mix until combined.
Knead the dough on a floured surface for about 5-7 minutes until smooth and elastic.
Place the dough in a greased bowl, cover it, and let it rise in a warm place for 1 hour or until doubled in size.
Preheat your oven to 425°F (220°C).
Roll the dough out into a large circle on a floured surface.
Sprinkle mozzarella, pepperoni, and Parmesan on the outer edge of the dough.
Fold the edge of the dough over the filling and press to seal.
Transfer to a greased baking sheet or pizza stone.
Brush the top with olive oil and sprinkle with Italian seasoning before baking.
Bake for 15-20 minutes or until golden brown.
Let the pizza rings cool for a few minutes before slicing.
Slice and serve with marinara sauce for dipping.