Please choose the correct ending to complete the given sentence: Computers and Electronics: [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.

Ending1: [substeps] You should have an old coffee-proof glass at an old-fashioned coffee shop. [title] Pour the fresh brewed coffee through a sieve over a hard bowl. Ending2: [substeps] Hold the glass upside down so the juice drips out of the bottom. This works for most kinds of fermented coffee. Ending3: [substeps] If you don't have a clear glass, skip this step. Popular vietnamese coffee blends include the colored converse ® and adobo ® coffee. Ending4: 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.

Answer format: ending1/ending2/ending3/ending4