Clean, wash and finely dice the mushrooms and peppers. Wash parsley and marjoram, chop finely. Knead everything with minced meat and 1 egg. Season to taste with salt, pepper and paprika.
For the pancakes, wash and chop the chervil. Peel the garlic and press it through the garlic press. Mix flour, remaining eggs, milk, garlic and chervil. Season with salt and nutmeg. Fry the dough in portions in a frying pan coated with oil until thin.
Spread the minced meat mixture on the pancakes, smooth it down and roll them up. For the sauce, peel and finely chop the onions. Cut the bacon into small cubes. Heat the fat. Fry onions until translucent.
Add bacon and fry until crispy. Deglaze with stock, bring to the boil. Add sauce thickener, bring to the boil again and season with salt and pepper. Cut minced meat snails into pieces of about 5 cm and put them into an ovenproof dish.
Pour in the sauce. Cook in the preheated oven (electric cooker: 200 °C/ gas: level 3) for about 15 minutes. Serve garnished with salad and fresh herbs.