In a small bowl, combine warm water with granulated sugar and active dry yeast. Let sit for 10 minutes. In a large bowl, combine flour, salt and cheese.
Add in yeast mixture and melted butter, mix until a dough forms. Knead dough on a floured surface until smooth. Place dough into a large greased bowl, turning to coat. Cover and let rise for 1-2 hours.
Preheat oven to 375 F. Deflate dough and divide into two pieces. Roll each piece into a large ball and place onto a large greased baking sheet. Cover and let rise for another 30-60 minutes. Bake for 35-40 minutes.