Half-Puff Yeast Dough, with Butter

Ingredients

• 1 1/3 stakan milk
• 1 1/2 tsp salt
• 3 zolotnik dry yeast
• 2 egg yolks
• 1/4 funt butter
• 1 1/2 funt wheat flour

Instructions

1. Beat milk, salt, yeast, yolks, 1/16 funt butter and flour smooth; let rise (preferably cool).
2. Beat down, roll in a cool place, brush with very soft butter and fold; chill and repeat up to three times; let rise cold.
3. Roll, fold, fill, pinch, let rise, glaze with butter-yolk-water, dust with rusk crumbs.
4. Bake in a hot oven ~1/2 hour (no fish) or nearly an hour (with fish).