For the dough: 1 teaspoon sugar 1 cup warm water ¼ ounce active dry yeast 2 ½ tablespoons olive oil 1 ¼ teaspoons salt 3 cups all-purpose flour For the filling: 1 cup ricotta cheese 2 cups mozzarella cheese 3 tablespoons parmesan cheese, grated 4 ounces pepperoni slices 2 tablespoons freshly chopped parsley ½ teaspoon…