INGREDIENTS
1/4 cup
unsalted butter ((½ stick))
1/4 cup
all-purpose flour
1 1/2 cups
whole milk
salt and pepper
1/4 tsp
dijon mustard
ground nutmeg
8
thin slices white sandwich bread
5 oz
good quality ham (about 8 slices )
6
oz. Gruyère or Emmental cheese (grated (about 2½ cups) )
1/4 cup
fresh grated Parmesan cheese