The phrase "little brandy" typically refers to a small amount or quantity of brandy, which is an alcoholic beverage made from distilled wine or fruit. Full definition
Moisten the rim of the coffee mug or glass with water or a little brandy and dip into a bowl of sugar. (canadianbusiness.com)
You can then add a little brandy or vanilla, cinnamon or anything you like to compliment the dessert you are serving it with. (beyondthepeel.net)
Next time I will make a recipe and 1/2 of the dough for a larger galette, I also added cinnamon and a cinnamon stick and I think I might add a little brandy to the glaze. (smittenkitchen.com)