In this tutorial, we learn how to make a cosmopolitan cocktail with Stephanie Brown. To make this, you will need: ice, lime, 2 oz vodka, 1 oz Triple Sec, 1 oz cranberry juice, 1 oz lime juice, shot glass, martini glass, and a cocktail shaker. First, chill your martini glass by adding ice, Then, fill your shaker half full with ice and add in: lime juice, cranberry juice, Triple Sec, and vodka. Once your martini glass is chilled, remove the ice. Now, shake the shaker until it is ice cold and pour it into the martini glass. To finish, garnish your martini with a lime wedge and enjoy with friends or family!