Merry Widow Fizz

Ingredients:

 

• 1 1/2 oz sloe gin 
• juice of 1/2 oranges 
• juice of 1/2 lemons 
• 1 egg white 
• 1 tsp powdered sugar 
• carbonated water

Shake ingredients (except carbonated water) with ice and strain into a highball glass over two ice cubes. Fill with carbonated water, stir, and serve.