Cleaning and washing vegetables. Peel carrots, cut them diagonally into 1 cm thick slices. Halve fennel, remove stalk. Cut fennel roughly into pieces. Peel and chop garlic. Wash parsley and 3 stems of thyme.
Pluck the leaves from the stems and chop them. Put carrots and fennel on a baking tray and mix with oil. Cook in the preheated oven (electric cooker: 250 °C/ convection oven: 225 °C/ gas: level 5) for 10-15 minutes.
In the meantime, stir the quark and cream until smooth. Stir in chopped herbs and garlic and season with salt and pepper. Cut the bell peppers into 1 cm wide strips. Cut zucchini diagonally into 1 cm thick slices.
Wash the rosemary. Put the peppers, the rest of the thyme and rosemary on the baking tray, mix and cook for another 5-10 minutes. Add zucchini, mix again, cook for another 5-10 minutes. Season everything with salt and pepper and serve.
Serve with the garlic dip.