Step 1

Preheat the oven to 400 degrees F.

Step 2

Grease a 9x13-inch casserole dish.

Step 3

Place the potatoes in an even layer in the prepared casserole dish.

Step 4

Sprinkle the onion and the bacon over the potatoes.

Step 5

Dot the potatoes with the butter.

Step 6

Season the potatoes with the salt and the pepper.

Step 7

Cover the dish with foil.

Step 8

Bake for 45 minutes.

Step 9

Remove the foil and stir the potatoes.

Step 10

Turn the oven to broil and allow the potatoes to brown until crispy, about 5 minutes.

Step 11

Serve immediately.