Use thick plain yogurt or Greek yogurt
Line a strainer with cheesecloth or a clean thin cloth
Place the strainer over a bowl
Pour the yogurt into the lined strainer
Cover and refrigerate
Let it drain for 4 to 24 hours, depending on how dry you want it
Remove the drained yogurt from the cloth
Spread it on a clean tray or plate
Dry it further in a dehydrator at low temperature or in an oven on the lowest setting
Stir or break it up occasionally while drying
Stop when it becomes fully dry and crumbly
Store in an airtight container
Keep in a cool, dry place or refrigerate if needed