Shake, Straight Up, Cocktail
Made with both Jim Beam Bourbon and Russell 6 Rye. Both really excellent. Be careful with Lemon if using Fino -- was a bit dry with Rye.
Original recipe is 1/3 Whisky, 1/3 Sherry, 1/6 Lemon juice, 1/6 Groseille syrup (redcurrant)
pg 24 - The Savoy Cocktail Book