Chicken

Finely slice the potatoes
Boil the sliced potatoes for 5–8 minutes until firmish, not soft
Finely slice the onions, place them in an ovenproof dish, add olive oil and chicken stock, and cook until soft
Drain the boiled potatoes and add them to the onion mixture in the dish
Spoon creme fraiche over the potatoes to cover
Grate Parmesan over the top
Grill the dish until nicely golden
Serve with chicken breasts, bacon, peas and spinach