Sift flour and salt into a bowl. cut in butter, and combine egg yolks, cream, and wine; mix with fork till blended and smooth. knead lightly until bubbles appear on the surface of the dough. Cover and chill for one hour.
Roll into 1/8 inch thickness on floured board. Fold twice lengthwise and twice crosswise. Chill for 15 minutes, Repeat 3 times.
Store, wrapped in moisture proof paper until needed.