Cook pasta is a large pot of salted water

Saute sliced leek in butter for 2-3 minutes until softened 

Add flour and Man Rub

Stir to coat and cook out for 1 minutes

Add milk

Whisk sauce until thick, cook for about 3 minutes

Add spinach and leave to wilt off the heat

Cook broccoli in a separate saucepan until soft, drain well when cooked

Add broccoli to the sauce and blend using a stick blender or add to a blender and blend till fairly smooth. Return to the saucepan and add most of the cheese, reserving a little to sprinkle on top 

Stir cheese through to melt. Check seasoning and season with Man Grind to taste if needed

Add cooked pasta, mix well 

Place in a baking dish

Sprinkle with cheese and lemon and herb crumb. Bake for 20 min at 180C or until cheese is golden and melted