[header] How to make vietnamese coffee [title] Pour the milk into a clear and heat-proof glass. [step] Sweetened condensed milk is thicker, sweeter, and stickier than regular milk. Measure it out and pour it into the bottom of a 12-ounce (355-ml) glass that's clear and heat-proof. 
The clear glass will allow you to monitor the drip rate of the coffee. [substeps] In a pinch, you can use evaporated milk, which is unsweetened condensed milk.