Preheat oven to 425˚F.
In a large, shallow roasting pan, drizzle potatoes and onions with EVOO, salt and pepper. Roast 40 minutes.
Drizzle the apples with honey, EVOO, salt and pepper. Add kielbasa and apples to potatoes and onions in the last 20 minutes of cooking time.
To serve, arrange kielbasa, apples, onions and potatoes on dinner plates and garnish with the pan juices.