🥘 Ingredients
- whole milk 6 cups
- onion pique 1
- unsalted butter 1 stick
- all-purpose flour 113 g
- nutmeg ¼ tsp
- Parmigiano-Reggiano 113 g
- extra-sharp cheddar 113 g
- Gruyere 113 g
- salt 2 tsp
- pepper ½ tsp
- truffle oil (optional) 2 oz
- elbow macaroni 1 ½ lb
- breadcrumbs ½ cup
🍳 Cookware
- saucepan
- casserole dish
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1Preheat oven to 375°F.
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2Flavor the whole milk using an onion pique .
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3Prepare béchamel sauce: melt 1 stick unsalted butter in saucepan and stir in all-purpose flour . Cook roux, stirring for 3 minutes , then whisk in whole milk and nutmeg . Bring to a boil, whisking constantly, then simmer for 10 to 15 minutes .
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4Stir in Parmigiano-Reggiano , grated extra-sharp cheddar , Gruyere , 2 tsp salt , and 1/2 tsp pepper until smooth. Make sure the cheese is melted and add the truffle oil (optional) . Blend with an immersion blender, if desired. Remove from heat and keep covered.
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5Cook elbow macaroni until al dente. Reserve 1 cup pasta water.
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6Mix together cooked pasta, sauce, and water. Transfer to a casserole dish and sprinkle breadcrumbs and Parmigiano-Reggiano over the top. Bake for 20 to 25 minutes .