Tenderloin with cilantro butter and green beans

recipe

• Step 1
  Heat water in a pot. Once it's boiling, add a pinch of salt and add the green beans. Cook for 10 minutes and strain.
• Step 2
  Meanwhile, finely chop the cilantro and mix it into the butter using a fork. If you're not using salted butter, add a bit of fleur de sel.
• Step 3
  Cook the tenderloin in a hot pan with a knob of butter, for two minutes on each side for medium rare. Season. Serve with the green beans and cilantro butter.