1 1⁄2 oz Rum (White/Silver)
1⁄2 oz Campari
1⁄2 oz Orange liqueur, Grand Marnier
1⁄2 oz Sweet vermouth
1⁄2 oz Lemon juice
Instructions
Shake, strain, up. Lemon twist, if desired.
Go skosh a bit on the lemon juice - just a little less tart would land this a 4.