Mix the gorgonzola together with the mascarpone, add the chives and chopped walnuts.
Place the filling in the center of the slice of bresaola and add one whole Amarena Fabbri cherry per bundle.
Prepare the vinaigrette by combining all the ingredients and whisking vigorously.
Arrange small piles of arugula on the plate and lay the bundles on top. Drizzle with the vinaigrette.