Baked Potato Pizza

1 ½ cup sour cream 4 Roma tomatoes, diced ¼ cup finely chopped chives

Pizza Dough

1 teaspoon sugar 1 cup warm water (113°F) 1 tablespoon active dry yeast (or 2 packets) 2 tablespoon olive oil, plus more to grease bowl 1 teaspoon fine sea salt 2 ½ cup all-purpose flour, plus more for dusting