pl. bialys Jewish-American in origin, this large very chewy yeast roll is round and flat with a depression in the center. The bialy is sprinkled with sautéed chopped onion before baking. The name comes from the Polish city of Bialystok.
From The Food Lover's Companion, Fourth edition by Sharon Tyler Herbst and Ron Herbst. Copyright © 2007, 2001, 1995, 1990 by Barron's Educational Series, Inc.