60 g of the Melt the butter in a pan. Add flour and salt, the mixture was stirred well and kept the fire 1-2 minutes. Remove from heat and add the cold milk. Returns on fire and boil, stirring constantly, until thickened. Remove from heat and add the sugar and beat egg yolks, then the mixture is cool - and beaten hard whites. Pour dough onto covered with oiled paper tray (23x35 cm) and bake at 160 C for 30 minutes. Attention is on oiled paper. Spread the filling on top, made with 30 g melted butter, cooked, drained and minced meat spinach, the cottage cheese, lemon juice and season to taste, and with the help of paper rolled up. Cut into thick slices and serve warm with cream or drained yogurt, seasoned with crushed garlic with salt.