Cut loaf into 6 equal pieces. slightly flatten and form each dough piece into a log. Arrange close together on prepared baking sheet. Brush with melted butter or margarine. Let rise in warm place until doubled in size (approximately 1-1½ hours). Brush tops of buns with egg wash (1 egg mixed with 2 tablespoons water). Bake in a preheated 350° oven for 15-18 minutes or until golden brown. Let buns cool slightly before splitting.