Tony Abou-Ganim’s Double Barrel Bitters Price: $24.99 One 4 oz. bottle of Tony Abou-Ganim’s Double Barrel Bitters. Tony Abou-Ganim’s Double Barrel Bitters quantity Add to cart Category: Uncategorized Related products Genevieve’s: 2-Pack Price: $21.99 Add to cart Two 375 ml. bottles of Genevieve’s Grenadine. Millicent’s: 2-Pack Price: $21.99 Add to cart Two 375 ml. bottles of Millicent’s Lime Mint Simple. Rigg’s Tavern Bitters Price: $14.99 Add to cart One 4 oz. bottle of Rigg’s Tavern aromatic bitters. El Diablo Price: $21.99 Add to cart One 375 ml. bottle of Giovanna’s Ginger Simple and Rosabelle’s Raspberry Gomme each.