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Serve warm as a main dish or side with a fresh salad.
Store leftovers in an airtight container in the fridge for up to 3 days.
Reheat in the oven or microwave before serving.
Variations:
Add grated cheese on top for a richer gratin.
Mix in cooked quinoa or rice for extra texture.
Substitute sour cream with Greek yogurt for a lighter version.
FAQ:
Can I prepare it ahead of time?
Yes, you can assemble the gratin and refrigerate it uncooked for up to 24 hours.
Is it freezer-friendly?
It’s best fresh, but you can freeze it after baking. Reheat in the oven for best texture.
Can I add other vegetables?
Absolutely—zucchini, bell peppers, or peas work well too.
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