Soak potatoes in cold water for 1 hour
Add soaked potatoes to cold water in a large pot on the stove. Season heavily with salt
Bring to a boil then drop to simmer, cook until tender
Drain and pat dry. Set aside
Saute onion in butter until browned, add garlic and cook 2 minutes
Add flour and cook 2 minutes
Slowly pour in hot stock while whisking
Add thyme, nutmeg, S&P
Cook while whisking until thickened
Add cream, whisk in and cook for 3 minutes
Turn off heat, whisk in sour cream
Once mixed add potato and stir until fully coated
Pour into an oven safe container, top with cheese, bake at 375f for 55 minutes or until golden and bubbly
Enjoy
