Combine Rompope, almond milk, milk, cinnamon-anise syrup, rice horchata concentrate, and water in a cocktail shaker.
Shake vigorously: Shake the shaker vigorously for about 15 seconds to ensure all ingredients are well combined.
Strain and serve: Strain the mixture into a chilled glass.
Garnish (optional): Garnish with a cinnamon stick or a sprinkle of cinnamon sugar for added flavor and visual appeal.