Prepare the ingredients: Wear gloves and deseed the chilies. Dry roast the red chilies in a pan on medium-low heat. Slice the onion. Peel the garlic cloves.
Pulverize: Add the ingredients to a food processor and blend for two minutes. Add the fish sauce, tamarind paste, shrimp paste, brown sugar, and three drops of water and blend again. Add it to a jar and neutral oil to preserve it.