Mix tuna, eggs, mayonnaise, sour cream, chili sauce, dill, salt and pepper into a paste.
Starting with the filling and atomize the drained tuna with the chopped eggs. Stir in the onion, mayonnaise, sour cream, chili sauce, dill, sallt and pepper. Cut off the edges of the white bread add 3-4 slices of bread next to each other, cover with filling. Cover the next layer with 3-4 slices of bread. Add the additional layer of filling. Last pieces of sliced bread on top of the cake. Here you can select whether to use the filling and put on the cake or just use mayonnaise as covering over the cake. Spread a thin layer of mayonnaise on top or the filling then decorate the cake as you want.