Saute garlic in butter until very lightly browned, add rosemary and cook over medium heat while stirring for 3 minutes, set aside.
Star by peeling, chopping, and soaking your potatoes
Once soaked drain
Cook potatoes in heavily salted water until tender, mash or put through a food mill
Combine all ingredients and mix well
Pipe potatoes onto a non-stick tray or parchment.
Bake for 10 minutes at 390f with fan, or 425f no fan
Remove from oven, brush with melted butter and cook for 6 more minutes
Garnish with chopped parsley and flaky salt
