Place the pan over medium heat until the butter melts and the mixture begins to boil.
Add the beaten egg and pulse until the mixture comes together in a soft dough.
In a mortar (for pounding), crush garlic cloves and sprinkle with salt, add olive oil and stock to the mixture and keep pounding.
mixture mix·ture (mĭks'chər)
A composition of two or more substances that are not chemically combined with each other and are capable of being separated.
A preparation consisting of a liquid holding an insoluble medicinal substance in suspension by means of some viscid material.