1. 1. Preheat the oven to 375°F (190°C).

2. 2. Peel and thinly slice the boiling potatoes.

3. 3. In a large bowl, combine the sliced potatoes, bacon bits, and diced American cheese.

4. 4. In a separate bowl, mix together the 2% low-fat milk, apple cider vinegar, and a pinch of salt and pepper.

5. 5. Pour the milk mixture over the potato mixture and stir until well combined.

6. 6. Transfer the mixture to a baking dish and cover with aluminum foil.

7. 7. Bake in the preheated oven for 45 minutes.

8. 8. Remove the foil and bake for an additional 15 minutes or until the top is golden brown and crispy.

9. 9. Garnish with fresh berries and serve hot.