Jack's cheesy mushroom pasta

For 5 people 

What you need:
375g of pasta
20g of butter
3 Tbsp of plain white flour
350ml of milk
100g grated cheese
200g of mushrooms
2 cloves of garlic
Handful of rocket
Olive oil
 
What you need to do:
1. Cook the pasta in boiling water
2. Chop the mushrooms and the garlic
3. Fry the mushrooms in a drizzle of olive oil with the chopped garlic
4. When the mushrooms are cooked, season with salt and pepper and add the butter and cook until it has completely melted
5. Stir in the flour to absorb all the melted butter and cook for a couple of minutes
6. Add the milk a bit at a time and stir so it doesn't go lumpy!
7. Keep stirring until the sauce begins to thicken
8. Add the grated cheese and keep stirring until it has fully melted
9. Drain the cooked pasta and mix with the mushrooms add the rocket 

Thank you Jack, this is amazing. I love pasta so much and I love mushrooms too!