01 - Combine granulated sugar and active dry yeast in warm water within a mixing bowl. Allow to rest for 5 minutes until bubbles form.
02 - Incorporate all-purpose flour, olive oil, and salt into the yeast mixture. Mix thoroughly and knead for 5 to 7 minutes until the dough achieves a smooth texture.
03 - Cover dough and set in a warm environment to rise for 1 hour or until doubled in volume.
04 - Preheat oven to 400°F. Line a baking sheet with parchment paper.
05 - Transfer dough onto a floured surface. Roll into a 10 by 14-inch rectangle using a rolling pin.
06 - Sprinkle shredded mozzarella, sliced pepperoni, dried oregano, and garlic powder evenly across dough surface.
07 - Starting from the long edge, roll dough tightly into a log. Cut evenly into 12 portions using a sharp knife.
08 - Arrange rolls with the seam facing down on the lined baking sheet. Brush tops with melted butter and sprinkle with grated Parmesan cheese.
09 - Transfer to oven and bake for 18 to 20 minutes until golden brown and cooked through.
10 - Allow to cool slightly and present warm, accompanied by marinara sauce for dipping if desired.