The La Perla is a Tequila, Sherry Wine, and Pear Liqueur based cocktail. The tequila gives the drink a smooth and slightly sweet taste, while the sherry wine and pear liqueur add a touch of tartness and acidity. La Perla is a mystery wrapped in an enigma. No one knows where it came from or how it got its distinctive flavor. But one thing is for sure: La Perla is delicious.