Casserole "hostess"

1. Boiled buckwheat.

2. Salt and pepper the fish fillet. Fire the fish in vegetable oil until tender.

3. Finely chop and fry the onions in vegetable oil until golden. Drain the oil from the pan. (If the butter is left, the casserole is too greasy. )

4. Put in layers in the pan in the following order: boiled buckwheat, tomato sauce, fried fish, sautéed onions, fish, tomato sauce.

5. Sprinkle over the grated cheese, lightly crush the cheese (you can with a wet hand) and then brush with mayonnaise.

6. Bake in the oven until browned. Cool the casserole lightly and serve warm before serving.