Replace the potatoes with leeks, part cook in a boiling water then drain and add to an oven proof pan.
Add the lardons and cook off a bit.
Add some cream, and mix.
Add slices of tartiflette cheese
Put under the grill.
Monelle Godaert on Instagram: "La poireauflette , une autre de mes recettes préférées 😋 ultra facile rapide et troooop bon ! #recettefacile"