INGREDIENTS
1
Thyme, sprigs
1
Tomato, Slices
1/4 cup
Yellow onion
8 oz
Elbow macaroni, dried
1/4 cup
All-purpose flour
1/8 tsp
Cayenne pepper
1/8 tsp
Nutmeg
1
Salt, Coarse
1
Salt and freshly ground black pepper, Coarse
6
slices White sandwich bread
5 tbsp
Butter, unsalted
3 oz
Gruyere cheese
2 oz
Italian fontina cheese, grated
2 oz
Parmigiano-reggiano cheese
6 oz
White-cheddar cheese, sharp
3 cups
Whole milk