First coat the roulades with mustard and top with the bacon. Spread the pickled ginger on top and brush with wild garlic pesto, roll up.
Fry the roulades in a little olive oil on all sides and set aside. Put the roasted vegetables, shallots and garlic in the casserole and roast well, dust with 1 teaspoon flour and deglaze with the white wine. Pour in the vegetable stock and add the roulades. Cook for about 30-45 minutes, then remove and puree the sauce with the magic wand. Season with salt and pepper.
Side dishes according to your taste: potatoes, spaetzle, etc.