1 1⁄2 oz Blanco tequila
1 1⁄2 oz Lemon juice
1 oz Simple syrup
2 oz Club soda
1⁄2 oz Cassis
1⁄4 oz Grenadine
Instructions
Build the the tequila, lemon juice, simple syrup, and club soda in a highball glass; add the cassis and grenadine last for the sunrise effect
History
Purportedly a slight variation of the original version of this cocktail served at the Agua Caliente racetrack in Tijuana.