Chocolate fudge with salted butter caramel

Preparation

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  In a bowl, mix the eggs with the vergeoise sugar.
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  Melt the chocolate with the salted butter.
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  Prepare your salted butter caramel :Put the sugar in a pot at medium heat. Leave it melt and caramelize, shaking the pot sometimes to stir.
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  Once the caramel has formed, add the butter at once (be careful of the splashes). Mix well.Then pour the cream, and mix until the caramel is melted. Bring to a boil, then thicken it during 10 minutes, stiring regularly. The caramel will be still liquid, but it will get thicker once it has cooled down.
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  Take 2 tablespoon caramel and fold into the melted chocolate and butter mix.
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  Mix this with the egg and sugar mix and add the flour. Mix again.
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  Pour the mixture in a buttered and floured springform pan and put it in the fridge during 2 hours.
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  Then, put it in the oven at 410°F during 5 minutes and 248°F during 35 min. Let it cool down and put it in the fridge during one night.
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  There you are ! After all this patience, your Chocolate fudge with salted butter caramel is ready !