[‘Do not overmix the potatoes to keep some texture intact.’, ‘Use freshly shredded cheese for better melting and texture.’, ‘Add French fried onions just before baking to keep them crispy.’, ‘Tent casserole with foil if topping browns too fast.’, ‘Let casserole rest 10 minutes before serving for best texture.’, ‘Cold sour cream should be brought to room temperature before mixing to avoid lumps.’, ‘Frozen hash browns can be used without thawing; just add a bit more baking time if needed.’, ‘For vegetarian version, substitute cream of chicken soup with cream of mushroom soup.’, ‘For gluten-free version, use gluten-free soup and French fried onions.’, ‘Leftovers can be refrigerated up to 3 days or frozen up to 2 months.’]