In a large bowl mix the mascarpone with ricotta and sugar. Mix well until it becomes nice and creamy. Crumble the muesli, taking care to keep some cubes aside for decoration. In a glass, begin the composition with the crumbs of muesli, the mascarpone cream and ricotta, the sour orange jam and continue like so until the edge of the glass. For decoration a few pieces of muesli and a drizzle of olive oil flavored with coffee powder. Refrigerate for two hours before serving.