Keep the screen awake with cook mode on the Good Food app.
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Method
step 1
Preheat the oven to 220C. Peel and slice the potatoes and boil in salted water for 5 minutes, or until tender.
step 2
Fry the onion in the oil and add the salami to warm through. Layer the potatoes with the onion and salami and cheeses in an oven-proof dish. Season each layer!
step 3
Pour over the cream, scatter over extra Gruyere and bake for 15 minutes or until golden.