Rumbledethumps (Cheese & Potato Casserole)

Rumbledethumps (Cheese & Potato Casserole)

In the Oven
serves 4

Rumbledethumps is classic Scottish comfort food: fluffy mashed potatoes folded with soft cabbage and sweet onion, then baked under a golden layer of cheese.

It is simple, hearty, and perfect for colder evenings. Serve as a satisfying main with a salad, or as a rich side with roast meats.

15 mins prep45 mins cook1 hr total
  1. Heat oven to 200°C (180°C fan) and lightly grease a baking dish.

  2. Boil the potatoes in salted water for 15–18 minutes until tender, then drain.

  3. Meanwhile, blanch shredded cabbage for 3–4 minutes until softened and drain thoroughly.

  4. Cook sliced onion in half the butter over medium heat until soft and sweet.

  5. Mash potatoes with remaining butter and warm milk until smooth; season with salt and black pepper.

  6. Fold in cooked cabbage and onions, then transfer to the prepared baking dish.

  7. Top evenly with grated cheddar.

  8. Bake for 20–25 minutes until hot through and golden on top.

  9. Rest 5 minutes before serving.