To line a baking-pan of about 18 centimeters for side with the oven paper and to heat the oven to 180° C. To take a bowl and to mix the integral flour together with that normal, the yeast and the cane sugar. To add the carrots and the nuts, minces already, in the bowl. To get another bowl and to mix the oil, the egg and the bananas. To pour the content of the bowl in that with the flour, then to mix for at least 2 minutes. To cook for 1 hour in oven after having poured the mixture in the baking-pan. To check that the cake has become firm and colored. Once removed by the oven, the cake has to get cold with the paper. In a third bowl to climb on the butter, adding subsequently the bark of lemon and the cheese. To unite so much icing sugar how much enough because the mixture can be smeared. After having removed the paper from the cake, to set down it in a course dish and to smear the icing with a knife. At the end to position methodically the nuts in pieces not too much small on the cake.