→ Sauce
01 -
4 tablespoons butter
02 -
1 tablespoon garlic, minced or 4 large cloves, minced
03 -
4 tablespoons all-purpose or plain flour
04 -
4 cups milk (skim, 2%, or full fat)
05 -
1 teaspoon chicken bouillon powder or Kosher salt
06 -
1 pinch salt, to taste
07 -
1/2 teaspoon black pepper
→ Main ingredients
08 -
2 1/2 pounds Yukon Gold potatoes or Russets, peeled and sliced 1/8-inch to 1/4-inch thick
09 -
2 cups shredded mozzarella cheese
10 -
3/4 cup Parmesan cheese, freshly grated
11 -
1 tablespoon fresh chives, divided