1Peel and dice the potatoes into small cubes.
Boil the potatoes in a pot of salted water until they are tender, about 15-20 minutes.
While the potatoes are boiling, zest and juice the lemon, and mince the garlic cloves.
Drain the potatoes and return them to the pot.
Add the butter, lemon zest, lemon juice, minced garlic, and sugar to the potatoes.
Mash the mixture until smooth and creamy.
Adjust seasoning with salt and pepper to taste.
Serve warm as a side dish or a unique dessert.