Recipe - Zwiebelkuchen (Onion Pie)

1 pack Yeast; Active Dry
1 teaspoon Sugar
1 One half teaspoon Salt
3 cup Unbleached Flour
1 tablespoon Shortening
1 cup Water; 120 to 130 Degrees F.
6 Bacon; Slices, Cut Up
2 Onions; Medium, Sliced
One fourth teaspoon Cumin
One half teaspoon Salt
Pepper; As Desired
1 Egg Yolk
1 cup Sour Cream

Mix yeast, sugar, 1 t salt, and One half cup flour. Blend in shortening and
warm water. Beat for 2 minutes. Add enough flour to make a soft dough.
Knead dough until smooth and elastic, about 5 minutes. Place dough in a
lightly greased bowl. Cover and let dough rise in a warm place One half hour.
Pat dough into a lightly greased 12inch pizza pan or onto a lightly
greased baking sheet. Press up edges to make a slight rim. Fry bacon until
crisp. Remove from grease and drain on absorbent paper. Add onions to
bacon grease; cook slowly until tender but not brown. Sprinkle onion,
bacon, cumin, One half t salt and pepper over dough. Bake at 400 Degrees F. for
20 minutes. Blend egg yolk and sour cream. Pour over onions. Bake for 10
to 15 minutes longer or until golden brown and sour cream is set. Serve
warm or at room temperature.