Cut off the ends of the brussels sprouts along with the outer layer. Thoroughly rinse the brussels sprouts. Meanwhile, fill a pot with water, add a tsp of salt and bring to boil.
Once it comes to a boil, add the brussels sprouts. Boil for 5 mins. Turn off the heat. Remove the brussels sprouts and submerge in an ice bath.
Once the brussels sprouts are cool to the touch. Drain and dry them.
Heat a pan over medium-high, add the butter and olive oil. Evenly coat the pan with the oil and butter.
Once the butter stops frothing, add the brussels sprouts, turn the heat to high and let it sear for 2 minutes. Flip them and let it sear for an additional 2 minutes on the other side.
