Preheat oven to 375 degrees. Lightly coat an 11x7 baking dish with nonstick cooking spray.
2
Place potatoes in a single layer in prepared dish, and top with onion. In a small bowl, combine melted butter, honey, mustard, salt and pepper. Drizzle over potatoes and onions.
3
Bake in preheated oven for 35 minutes or until tender, stirring halfway thru the cooking time.