authentic german klosterbrot bread pack of 2 gourmet market authentic german klosterbrot bread pack of 2 whole loaves (40oz each) by new york's finest bakery. fast free shipping - we ship your bread the same day it's baked to get our bread to you faster and fresher. our bread has a 30 day shelf life from the shipping date which can be extended to 6 months by freezing the bread. our authentic german klosterbrot bread is all natural & sugar free, the perfect accompaniment to any meal, or slice for delicious sandwiches. kosher made in one of new york's finest bakeries from scratch, ingredients: rye flour, wheat flour, salt, sour-dough starter, & water. bread is shipped unsliced, if you would like you bread sliced please send us a message immediately after placing your order.