Boil potatoes in their skins, peel, grate or turn into a puree. Allow to cool to room temperature. Potatoes season with salt and pepper. But to add salt or very little salt in General not to put Parmesan are pretty salty. Grate the cheese on a fine grater and mix with the potatoes. Green onions, dill and parsley chopped and mixed with potatoes. Greens I'm not sorry, I added quite a lot.

Fish cut into pieces, mix with the peeled shrimp, sprinkle with lemon juice, salt, pepper, add seasoning, mix well and let stand for 10 minutes.

Hard cheese grate on a fine grater. Then the fish add the cream, sour cream and grated cheese, mix well.

Form of grease with vegetable oil and sprinkle with breadcrumbs (if no pita bread). In the form of a pan, place one round, small pita bread, spread mayonnaise, sprinkle with a little cheese, cover with the second pita. The pita bread is not necessary, simply I had on hand, I decided to use.

On pita bread put half of the potatoes.

On potatoes to put cheese and fish mass.

On top put the rest of the potatoes. Sprinkle with the breadcrumbs and sesame seeds. From top to distribute the pieces of butter. Bake in preheated oven at 180 degrees for 30-35 minutes. The finished casserole to stand for 15 minutes. Then is laid out and eaten.