Madagascar Vanilla Syrup. For more beverage inspiration see monin and the free Monin App. Shop MONIN Vanilla syrup the UK's 2nd favourite coffee flavour!. Simply add 15-20ml (3-4 teaspoons) to your:. Iced or hot Latte. Hot Chocolate. Milkshake. Espresso Martini. Passion Fruit Martini. MONIN Vanilla syrup's famously smooth flavour comes from select Madagascan Vanilla beans which add a rich and indulgent flavour to beverages, or can be paired with fruity flavours such as passion fruit, mango or coconut in delicious cocktails and mocktails. Allergen-free. Suitable for vegetarians & vegans. 100% natural flavours & colours. Trusted by baristas around the world. Pack size: 250ml