Tapioca is a food ingredient made from cassava root. It has a slightly sweet and chewy texture that is commonly used in puddings, bubble tea, and as a gluten-free flour substitute. With its versatile nature, tapioca is a great option for making both sweet and savory dishes. It is easy to prepare and widely available, making it a popular choice for many people. Some reviews mention its delicious taste and ease of use, while others highlight its ability to thicken dishes and add a unique texture. Overall, tapioca is a useful ingredient to have on hand for a variety of culinary applications.