Fettuccine with Spiced Butter

I came across this recipe on the blog ‘101 Cookbooks’ – the healthy recipe journal, who I think was inspired by a version from Yotam Ottolenghi. I believe he uses fresh saffron tagliatelle – the recipe is in his book. http://www.101cookbooks.com/ I haven’t actually changed a thing apart from using fettuccine and adding more chilli…