Peel and remove the middle of the apples. Cut them in four and cover with lemonjuice to avoid the apples turning brown
Smear a 24cm ovenproof pan with butter and sprinkle with cinnamon
Heat the oven to 200°c
Make a caramel by melting the sugar. Use low medium/low heat and be patient. Dont stir the sugar until completely melted. The caramel should not be too dark since it will continue to cook in the oven.
Add the salted butter little by little and keep stiring until completely mixed
Add 1-2 tsp of cinnamon in the caramel
Pour the caramel into the buttered pan
Place the first layers of apples tightly by placing the outside of the apples down into the pan
For the second layer place the apples with the outside upwards
Sprinkle the apples with sugar, cinnamon and few small pieces of unsalted butter
Cook in the oven for 25 minutes
Leave to cool down for 30 minutes
Place the rolled out dough on top of the apples and press the edges around the apples
Press the dough and the apples into the pan
Cook for 35 min, or until medium brown
Let the tart cool down for 30-45 minutes
Cut around the edges of the tart, place a big serving plate on top and turn it swiftly around
Serve warm with a thick Crème fraiche