Hibiscus concentrate: place 200 grams of hibiscus flowers in a pot with 8 cups of water and let it boil, lower the heat, and let it simmer gently for 5-7 minutes. Add 100 grams of sugar, mix well until sugar dissolve, and let it cool, aprox 1.3 hours.

To prepare the cocktail: add ice in to a shaker and pour all the ingredients, shake and serve in a glass, garnish with hibiscus flower.