Vanilla Bean Chai Syrup

Name: Vanilla Bean Chai Syrup
Ingredients: 14 ounces sweetened condensed milk; 2 teaspoons ground cardamon; 1 teaspoon ground cinnamon; 1 teaspoon ground cloves; 1 teaspoon ground nutmeg; 1 teaspoon ground ginger; 1/4 teaspoon ground white pepper; pinches salt; 1 vanilla bean, seeds scraped