Place the tortelloni in plenty of boiling salted water. Cook for 18-20 minutes. Then pour into a sieve, quench and drain well. Peel and finely dice the shallots. Heat the oil in a pan.
Sauté shallots in it, stir in mustard. Deglaze with stock and vinegar. Bring to the boil and season to taste with salt, pepper and sugar. Pour beans into a sieve, rinse with cold water and drain well. Wash and quarter the tomatoes. Clean, wash and cut spring onions into rings. Clean, wash and clean the arugula, drain well in a sieve and cut into bite-sized pieces. Carefully mix tortelloni, beans, spring onions, rocket and cherry tomatoes. Pour the vinaigrette over it and let the salad stand for about 1 1/2 hours.
Wash and quarter the tomatoes. Clean, wash and cut spring onions into rings. Clean, wash and clean the arugula, drain well in a sieve and cut into bite-sized pieces. Carefully mix tortelloni, beans, spring onions, rocket and cherry tomatoes. Pour the vinaigrette over it and let the salad stand for about 1 1/2 hours. Serve in a bowl garnished as desired with parmesan slices