In this task, you have to identify the named entities (NER) which are the ingredients required given its directions. Named entities are the names of the items without their quantity.

Muddle cucumber-flavored syrup and jalapeno pepper together in a cocktail shaker. Fill the shaker with ice and pour in club soda, vodka, and lime juice. Cover shaker and shake until outside of shaker becomes frosted. Pour cocktail into a glass and garnish with cucumber slice.
syrup, pepper, fluid ounces club soda, jigger vodka, lime juice, cucumber slice