Clean mushrooms and cut into slices. Onions and pickled cucumbers cut into small cubes. Preheat vegetable oil in a frying pan and fry the mushrooms when they become brown color, remove them. Again, add the vegetable oil in a frying pan and fry the onion, peppers and cucumbers 5 minutes. Pour the wine, water and cream, bring to a boil, return the mushrooms and cook for 10 minutes. Dissolve starch in 2 tablespoons of cold water, thicken sauce with this mixture, add mustard and spices.