Punch down dough and knead until smooth. Roll out into a 20 inch square.
Top with pear filling, spreading it to within 1 inch of dough edges. Tightly roll up, jelly roll style; pinch to seal
Place roll seam side down, on a greased cookie sheet and shape into a partial ring. Moisten ends with water and pinch to seal. With a sharp knife, make crosswise cuts about two inches apart on top of ring just to the filling.
For egg wash, beat 1 Gemperle egg white and 1/2 teaspoon water. Brush over ring and sprinkle with 2 tablespoon sugar.
Let rise in warm place until almost doubled in bulk, about 50 minutes.
Bake at 350 degrees for 30 to 35 minutes or until golden brown. Loosen ring from sheet with a wide spatula and let cool on sheet about 10 minutes. Slide off on wire rack to cool until warm, or cool completely and freeze.
To reheat, wrap thawed loaf in foil and place in 350 degree oven for about 20 minutes. Recipe make one large ring.