What is a natural replacement of cornstarch and flour as thickener?

There several natural replacement for cornstarch and flour as thickeners. Here are a few options:

1. Arrowroot : Arrowroot is a starchy powder derived from the root of the arrowroot plant. It is gluten-free and has a neutral taste, making it a suitable thickener for both sweet and savory dishes. Arrowroot can be used as a 1:1 replacement for cornstarch or flour.

2. Tapioca starch: Tapioca starch is extracted from the cassava root. It is another gluten-free thickeners that is known for its thickening power and transparent appearance. Tapioca starch can be substituted for cornstarch or flour in equal amounts.

3. Potato starch: Potato starch is made from potatoes and is commonly used as a thickening agent in soups, sauces, and gravies. It can be used as a 1:1 replacement for cornstarch or flour.

4. Psyllium husk: Psyllium husk is the seed of the plantago ovata plant, known for it soluble fiber content. It can be used as a thickener and binding agent in gluten-free baking and cooking. Psyllium husk is also low in carbs and has various health benefits.

5. Xanthan Gum: Xanthan gum is a polysaccharide produced by bacteria. it has unique thickening and stabilizing properties, making it useful in gluten-free baking as well as thickening sauces and dressings. A small amount of xanthan gum can go a long way, so it is used in smaller quantities compared to cornstarch or flour.

When using these natural thickeners as replacements, it's important to adjust the amount based on the desired consistency. Start with a smaller amount and gradually increase until the desired thickness is achieve. it may also be helpful to experiment with different thickening agents to find the best one that suit the specific recipe and preference.