First, collect all the required ingredients
Secondly, roast the sesame seed into a pan over medium heat
Stir and roast them until golden brown
Now, stop heating and cool them at room temperature
After proper cooling, the third step is to grind them using a blender
Then, add oil and grind to make the sesame paste
In next step, you can add some flavoring ingredients like garlic, salt, and lemon to make the sauce more flavorful
Again blend to get a smooth texture
If the sauce become very thick, you can add some water to get perfect consistency
Lastly, taste the sauce and adjust flavoring ingredients if required
Finally the sauce is ready to serve. Pour the sauce in a bowl from the blender jar
You also can store the sauce for a few days in refrigerator