aka wine geeks Sherry Cobbler
1 1/2 oz Lustau Los Arcos Amontillado Sherry, 1/3 oz Grand Marnier, 1/3 oz Demerara Syrup, 1 barspoon orgeat, 1 orange wheel, 3 blackberries , 2 dashes Regans Orange Bitters. Muddle 2 blackberries and half orange wheel with demerara and orgeat in a mixing glass. Add Sherry, Grand Marnier, bitters, and shake vigorously over cubed ice. Strain into old fashioned glass packed with crushed ice, with other half of orange wheel and remaining blackberry as garnish.