I give you the exact recipe that I took sure the mercotte site, BUT, I also give you my impressions .... I took a mold flexipan biscuit roll, the big, because 20/30 it seemed to me really small compared to the amount of Russian background ......
Pictures: before/after ........ Ingredient for 4 to see 6 ... I love it 3 beautiful leeks 5 or6 beautiful potatoes 1 laughing cow Peels and lava your leeks and potatoes Cups apples in 4 if they are big Size roughly ......
I give you the recipe as I had it, but I had to make some changes including quantities ... for us it's not for 6 but for 2 or 3 ...... I've had So double the proportions, then for the whipped cream I had to go up ......
125 g sweet butter 50 cl milk 4 large eggs 150 g sugar 70 g flour 45 g bitter cocoa 1. Separate the egg yolks from the egg yolks. 2. In a bowl, whisk the yolks with the sugar until the mixture whitens. 3. Add the butter ......