Potatoes
- 3 pounds russet potatoes peeled and thinly sliced
- 2 tbsp butter for greasing
- 1 medium onion thinly sliced
- 2 cups shredded cheddar cheese
- 1 cup shredded gruyere
Cream Sauce
- 4 tbsp butter
- 4 tbsp flour
- 2 cups whole milk
- 1 cup heavy cream
- 1 tsp salt
- 0.5 tsp black pepper
- 0.5 tsp garlic powder
- 0.25 tsp smoked paprika optional
Baking dish
Saucepan
Whisk
Knife and cutting board
