Step 1

Cook the pasta according to packet instructions.

Step 2

Meanwhile, in a large sauté pan over a medium heat, fry the onion in the oil and butter until soft, but not brown. Add the garlic and the pistachios and fry for 2 minutes or until fragrant.

Step 3

Transfer to a food processor and blitz until crumbly.

Step 4

Return the mixture to the pan and add the cream, salt and pepper. Heat through and add the cooked drained pasta. Gently mix then transfer to serving plates.

Step 5

Lightly crush the remaining pistachios and serve on top of the pasta.