Homemade speculaas

Preparation

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  Mix the softened butter with the sugar. Then, add the flour, the baking powder and the grounded cinnamon. Mix to get a sort of sand. Finally, add the yolks and knead.
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  Make a ball and wrap it. Put in the fridge for 1 hour.
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  Roll the dough out, and make biscuits using a cookie cutter. Put them on a baking tray.
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  Bake 15 minutes at 350°F (180°C).
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  There you are, your speculaas are ready!