[header] How to make tapioca pudding [title] Soak the tapioca in cold water for at least 12 hours. [step] Place 1/2 cup (76 g) of medium pearl tapioca into a large bowl. Pour in four cups (1 liter) of cold water. 
Cover the bowl with a lid or plastic wrap and let the tapioca sit out at room temperature for at least 12 hours. [substeps] Avoid using quick-cooking or instant tapioca because these don't need to be soaked before cooking.