Doctor Dawson

• 2 oz Tequila
• 1/2 oz Lemon juice
• 1 tsp superfine Sugar
• 1 dash Bitters
• 1 Egg
• 3 oz Club soda

In a shaker half-filled with ice cubes, combine the tequila, lemon juice, sugar, bitters, and egg. Shake well. Strain into a highball glass almost filled with ice cubes. Top with the club soda.