Place Cashewmilk, Vanilla Cashewmilk Yogurt, sugar, salt, and agar agar into a small pot. Bring to the boil then turn it down to a simmer. Cook for about 2-3 minutes whisking constantly.
Pour the mixture into 4 small glasses, filling halfway and chill in the fridge for 1-2 hours. Garnish with your favorite fruit preserves.