Quarter the potatoes, cover with 2" cold water, 1 tbsp salt.
Bring to a boil, reduce to simmer, and cook until very tender, approx 25 minutes
Drain potatoes and let cool.
Rub the skins off the potatoes, and gently mash.
Sprinkle 1/2 tsp and crush the garlic with the side of a knife, or mortar & pestle,
In a processor, combine garlic, almonds, oil, and puree into a paste.
Mix this into the potatoes, and continue to mash. See #3
Mix in 1 tbsp salt, water, lemon juice, vinegar, season with pepper and more salt to taste.
Ideally, chill for 2-3 hours, and bring to room temp before serving.