Duchess potatoes, a delicious side dish

Preparation

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  Peel and cut the potatoes into dice, and cook them in boiling water for around 10 minutes.
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  Press them to make mashed potatoes, and add the butter.
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  Once it gets smooth, add salt, pepper and the yolks. Mix well.
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  Fill a piping bag with a star dip with the mashed potatoes, and form your duchess potatoes on a baking tray covered with parchment paper.
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  Bake 20 minutes at 390°F (200°C).
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  There you are, your duchess potatoes are ready!