Mince the garlic and seed and mince the serrano (optional) and add to your food processor or blender.

Juice the lemon and add to the blender along with the tahini, salt, and edamame.

Pulse the mixture until the beans are broken down.

Slowly add the olive oil through the top of the blender or processor while the machine is running on low speed.

Slowly add in the water, give or take recommended amount, until the mixture reaches the desired consistency.