Divide the filling into 3 and scatter ⅓ of it on yufka evenly. Then cut the yufka in quarters. You will have 4 large triangles.
Repeat the same for the rest of the yufka pieces, you should have 12 roses out of 3 yufka sheets.
Place them on a baking tray and brush with melted butter and then egg yolk.
Place the tray in the oven and cook the boreks until golden brown.
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