Clean and wash the leek. Bring plenty of water and some salt to the boil in a wide pot or oval roaster. Add leek sticks and blanch for 2-3 minutes. Quench leek under cold water, drain and let it cool down a little
Brush a baking tray with oil. Wrap a slice of bacon around each leek and place it on the baking tray. Brush the leeks with oil as well and roast them in a preheated oven (electric cooker: 225 °C/ convection oven: 200 °C/ gas: level 4) for 8-10 minutes until the bacon is crispy
Wash the parsley, shake dry and cut the leaves into fine strips. Peel the garlic and press it through a garlic press. Wash the lemon hot, dab dry and peel the peel into fine strips with a pestle ripper. Finely chop the toast in the universal chopper. Mix bread crumbs, parsley, garlic, parmesan and half of the lemon zest
Sprinkle crumb mixture over the leek. Spread butter in flakes on top and roast for another 10 minutes. Sprinkle with the remaining lemon zests
Waiting time approx. 10 minutes