01 -
3 pounds of Yukon Gold potatoes, sliced thin (1/8-inch).
02 -
Half of a yellow onion, sliced very thin.
03 -
3 tablespoons of butter, unsalted.
04 -
1/4 cup plain flour.
05 -
2 cups of whole milk.
06 -
1 cup of veggie stock.
07 -
4 garlic cloves, finely grated.
08 -
A tablespoon of fresh thyme.
09 -
2 teaspoons of sea salt.
10 -
1/2 teaspoon of ground black pepper.
11 -
1 1/2 cups of shredded cheddar cheese.
12 -
Extra butter for coating the pan.