Fish stew with mushrooms

800 g sturgeon fillet

100 g mushrooms

100 ml water

100 ml vegetable oil

2 head onions

2 tbsp. tomato paste

2 tbsp. sour cream

1 tsp. mustard

1 tsp. red pepper

parsley

salt

Sturgeon fillet cut into pieces and the oil to fry sliced mushrooms and onions, add tomato paste.

Put the mixture in a pan, add pepper, salt, pour a small amount of water, add mustard, put out 15-20 minutes until tender fish, then add sour cream and simmer everything for another 3-5 minutes

Next fish stew with mushrooms to remove from the stove, put on a plate and sprinkle with chopped parsley.