Cook bacon until browned

Add to pan onions and cook until browned

Whisk in apple cider vinegar water oil dijon mustard and sugar

Bring mixture to boil

Turn heat down simmer until slightly thickened

In pan cover potatoes with water season with salt and cook 20 minutes or until soft. Drain, add to serving dish

Pour onion gravy over the potatoes

Add bacon

Toss to combine and serve immediately