Bacon, Potato and Caramelized Onion Pizza

About ¾ cup thinly sliced small potatoes, such as fingerling or red potatoes

olive oil, divided, plus more for brushing

Salt and pepper

medium onion, thinly sliced

sugar

Pizza dough for 1 large pizza (

regular

 or 

whole grain

)

shredded mozzarella*

shredded gruyere*

slices bacon, cooked until crisp and crumbled

Minced fresh chives, for serving

Minced fresh thyme, for serving