how can we make ancher tea in best way.

It sounds like you're referring to "ancha tea," which is a traditional Tibetan tea made with butter and salt. Here's a simple recipe to make it:

Ingredients:

2 cups of water
2 tablespoons of black tea leaves (or tea bags)
2 tablespoons of butter (traditionally yak butter, but you can use unsalted butter or ghee)
Pinch of salt
Optional: milk or cream for added richness, and sweetener such as sugar or honey to taste