→ Produce
01 -
4 large yellow onions, thinly sliced
02 -
2 cloves garlic, minced
03 -
2 tablespoons fresh thyme leaves or 1 teaspoon dried thyme
→ Meats
04 -
6 slices prosciutto
→ Pantry
05 -
2 tablespoons olive oil
06 -
2 tablespoons unsalted butter
07 -
9 ounces uncooked pasta, such as fusilli, penne, or rigatoni
08 -
1 tablespoon all-purpose flour
09 -
1 teaspoon sea salt, plus more to taste
10 -
1/2 teaspoon freshly ground black pepper
→ Liquids
11 -
4 cups low-sodium beef or vegetable broth
→ Dairy
12 -
1 cup grated Gruyère cheese
13 -
1/4 cup grated Parmesan cheese