Reuben knishes from Stresscake are a delicious way to convert your corned beef leftovers into a completely differently meal. Thinly sliced corned beef, sauerkraut, Swiss cheese and Russian dressing is tucked into a buttery dough and baked. Instead of butter or shortening, the dough is flavored with chicken fat which also gives it's signature flakiness. For full recipe instructions, click here.
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