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 stir until melted. Season with salt and pepper.
Because the garlic cloves are boiled with the potatoes, they make their presence felt sweetly rather than shoutily, and the Parmesan provides a gentle tang. Put the prepared potatoes and garlic ...
Meanwhile, strain beans, discarding cooking liquid, garlic and thyme. Add beans and pasta to broth and simmer until flavors meld, about 3 minutes. Turn off heat, stir in ½ cup grated Parmesan and ...