To begin, whisk together the salt, pepper, garlic, crushed red pepper, onion, parsley, fish sauce, and egg.
1 teaspoon kosher salt, ¼ teaspoon black pepper, 3 garlic cloves, ½ teaspoon crushed red pepper, ¼ onion, ¼ cup parsley, 1 teaspoon fish sauce or soy sauce, 1 egg