Combine ingredients for filling, mix well.

Combine five cups flour and 1/4 pound margarine with the rest of the ingredients. Knead well.

Roll out dough.

In separate bowl, combine remaining flour and margarine.

Spread onto rolled dough.

Fold dough into thirds vertically and again in thirds horizontally.

Refrigerate for two to four hours or overnight.

Roll dough to 1/4-inch thickness.

Cut into two- and- a- half-inch squares. Fill with cheese filling and brush with egg yolk.

Do not allow to rise! Bake at 400 degrees Fahrenheit for 35 minutes until lightly golden.