Prepare the pasta according to the instructions on the packet.
Roughly dice tomatoes, peppers and mozzarella, finely chop the onions, halve the olives.
For the dressing, mix the balsamic vinegar, olive oil, mustard and honey with the whisk, then add the basil and season with salt and pepper.
Put the vegetables, mozzarella and sauce in a bowl and mix well. Now gradually add the slightly cooled pasta and mix in, this makes it easier to achieve an even distribution of the dressing, especially with larger quantities.
A nice alternative to pasta salad with mayonnaise, whether as a side dish or as a main course.