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This delicious cheesy potato gratin is simple to make and makes the perfect side dish. There’s something irresistibly comforting about a classic gratin: thin slices of potato baked slowly in a rich, creamy sauce until they’re silky, indulgent, and beautifully golden on top. It’s the kind of side that feels elegant yet wonderfully simple, turning even the most ordinary meal into something special.

Whether you’re serving it with a Sunday roast, a festive spread, or a cosy midweek dinner, this creamy, cheesy bake is a true crowd‑pleaser that never goes out of style.

Serving Suggestions for Potato Gratin

• Roast Chicken — lemony or herb‑roast chicken is the perfect classic pairing.
• Steak (Ribeye, Sirloin, Fillet) — rich meat + creamy gratin = restaurant‑level comfort.
• Pork Chops — especially with mustard or apple sauce to cut through the richness.
• Gammon or Ham Steaks — salty, sweet ham works beautifully with creamy potatoes.
• Lamb Chops — charred, savoury lamb balanced by the gratin’s softness.
• Sausages — pork, chicken, or herby; simple and cosy.
• Gravy — beef, chicken, or onion gravy adds savoury depth and ties the whole plate together.
• Green Vegetables — peas, green beans, tenderstem broccoli for freshness.
• Roasted Root Vegetables — carrots, parsnips, or beetroot for sweetness and colour.
• Crisp Green Salad — sharp vinaigrette to balance the creaminess.
• Caramelised Onions — sweet, sticky onions complement the gratin’s richness.
• Grilled Mushrooms — earthy, savoury and great with creamy potatoes.
• Garlic Butter Prawns — surprisingly lovely; the garlic and butter echo the gratin’s flavours.