4. Continue stirring constantly for about 20 to 25 minutes: the mixture will reduce and thicken. It will take on a lovely, slightly beige color.
5. Remove from the heat once the texture is thick enough to coat the back of a spoon (like condensed milk).
6. Pour into a clean jar, let cool, then store in the refrigerator for up to 1 week.
Tip: For a creamier, quicker version, you can blend 100 ml of powdered milk + 100 ml of hot water + 100 g of sugar in a blender until smooth.
