Fry the bacon in a large pan without fat until crispy. Peel and finely dice onion. Add to the bacon with gnocchi and fry for 6-8 minutes.
Clean, wash and drain the salad. Roughly pluck leaves. Tomatoes wash, halve. Add lettuce and tomatoes to the gnocchi, fry for about 3 minutes. Wash thyme, dab dry, pluck leaves.
With vinegar, 1⁄8 l water, broth and mustard stir into the gnocchi. Season to taste with salt and pepper. Serve the gnocchi.