Hungarian Frosting - cooking recipe

Ingredients

3 sq. unsweetened chocolate, melted
1 1/2 c. sifted confectioners sugar
2 1/2 Tbsp. hot water
3 egg yolks
1/4 c. soft butter or oleo

Preparation

Combine chocolate, sugar and water.
Add egg yolks, one at a time, beating after each addition.
Add butter, one tablespoon at a time, beating until spreading consistency.
Fills and frosts top and sides of two 9-inch layers.
I use Pillsbury or Betty Crocker Dutch chocolate frosting in can now adays.