Start the oven at 220 degree Celsius.
Cut the baguette with approx 16 cuts diagonally.
Stir the butter soft with a fork.
Add the salt, parsley and squeezed garlic, and stir together with a fork.
Stuff the butter through the cuts in the baguette.
Place the baguette on a baking tray and put it in the middle of the oven for 15-20 minutes.
Take out the baguette and serve it warm.