Place cornstarch in a medium saucepan.

Add in 1 cup of the iced coffee and whisk until all the cornstarch is dissolved

Add in the remaining iced coffee, and set heat to medium

Whisk continually until the mixture turns into a solid pudding. It will start out foamy, and the bubbles will die down. Eventually the mixture will become obviously thickened. It’s a “magic moment”. You will know for sure, there is no guessing. Once it has thickened, continue stirring for 1 minute more and then remove from heat.

Transfer pudding to a bowl and cover with plastic cling wrap. If you don’t prefer “pudding skin” layers, press the wrap directly ont