Chop the broccoli into small pieces. Remove the stems from the shiitake mushrooms and slice them thinly.

Cut the bacon into 1cm wide strips.

Boil water in a pot, add a pinch of salt, spaghetti, and broccoli. Cook according to the spaghetti package instructions, then drain.

Heat butter in a frying pan over medium heat. Add the bacon and shiitake mushrooms, and sauté until the mushrooms soften.

Add the cream, grated cheese, and salt to the pan. Stir and cook on low heat for about 2 minutes without bringing it to a boil.

Add the cooked spaghetti and broccoli to the pan, and toss to combine.