Beef tenderloin lollipops are elegant and flavorful bite-sized appetizers that are perfect for special occasions or cocktail parties. This recipe features tender beef tenderloin medallions marinated in a savory sauce, skewered, and cooked to perfection. The result is a melt-in-your-mouth beef appetizer that is sure to impress your guests. Serve these lollipops with a dipping sauce of your choice, such as horseradish cream or chimichurri, for an extra burst of flavor.