The Rhubarb Gin Sour is a delightful and sophisticated cocktail perfect for spring and summer. With its vibrant pink hue and refreshing tartness, this drink blends the botanical notes of gin with homemade rhubarb syrup, lemon juice, and a frothy egg white top. Ideal for girls' nights, bridal showers, or garden parties, this visually stunning and flavorful cocktail is sure to impress.