Defrost the peas. Wash and peel the cucumbers and cut off approx. 1/3 of each lengthwise as a lid. Core the cucumbers. Heat the oil in a casserole. Steam hollowed cucumbers all around. Deglaze with 3/8 l water and boil up. Stir in stock. Cover and braise for about 20 minutes.
Dice the cucumber lid. Clean, wash and slice the mushrooms. Peel and chop onion. Wash, dry and dice the meat. Wash, chop and seed the tomatoes. Take the cucumbers out of the pot and put them into a greased casserole dish. Put the stock aside
Heat the fat in the pot. Fry onion, smoked pork, mushrooms and diced cucumber for 3-4 minutes, turning. Steam tomatoes and peas briefly and season. Sprinkle with flour and sauté. Stir in broth and cream, bring to the boil. Season the ragout and put it into the cucumbers, if necessary spread the rest around it. Grate cheese over it
Bake in the preheated oven (electric oven: 200 °C/circulating air: 175 °C/gas: level 3) for 15-20 minutes, garnish with dill if necessary. Goes well with butter rice