1Toast the walnuts in a pan until fragrant, taking care not to burn them.
2Combine the toasted walnuts, garlic, parmesan cheese, salt, black pepper, red pepper, and olive oil in a food processor or blender to create a paste; reserve a few walnuts for topping.
3Cook the spaghetti in salted boiling water until al dente.
4Melt the butter in a pan and sauté the rosemary.
5Add the walnut paste to the pan, then add a portion of the reserved starchy pasta water to emulsify and create a creamy sauce.
6Toss the cooked spaghetti into the sauce, add Italian parsley and extra cheese, then plate and garnish with reserved walnuts.
Ingredients
1 lb spaghetti
1 1/2 cups raw walnuts
3-4 clove garlic
1/2 cup extra virgin olive oil
5 oz parmigiano-reggiano or pecorino romano
1 sprig fresh rosemary
2 tbsp italian parsley, chopped
salt (optional)
black pepper (optional)
1/4 tsp crushed red pepper
1 tbsp butter
10 oz starchy pasta water
Equipment
panfood processorpotfork
Tips
You can make the walnut paste into a dressing or use it as a filling for turkey or chicken.
The amount of red pepper can be adjusted to personal spice preference.