pour the double cream into a small saucepan, add the garlic and bring to a very gentle simmer, stirring constantly. Add around 100ml/3½fl oz of the pasta cooking water and the grated Parmesan and ...
stirring until the cheese has melted and formed a glossy sauce, adding a little more pasta cooking water if needed. Serve immediately, with extra Parmesan and freshly ground black pepper.
The cheeses can vary, though funky Gorgonzola and nutty Parmesan are typical ... A short pasta with contours or crevices for catching the creamy sauce works well — we especially like campanelle ...
Process until a smooth, creamy sauce forms ... about 30 seconds. Divide pasta among 4 bowls; top evenly with reserved broccoli crumbles and shaved Parmesan, if desired.