1: Elevate your classic potato casserole with these top 5 secret ingredients.

2: Add depth with caramelized onions and garlic.

3: Incorporate flavorful herbs like rosemary and thyme.

4: Enhance creaminess with a combination of sour cream and cream cheese.

5: Amp up the flavor with sharp cheddar cheese.

6: Top it off with a crispy breadcrumb and parmesan crust.

7: Impress your guests with this elevated twist on a classic dish.

8: Unlock the potential of your potato casserole with these ingredients.

9: Take your potato casserole to the next level with these secrets.