l.  * * *  0 SERVINGS   EQUIPMENT: A SMALL JAR WITH A LID;   A 0-QUART PASTA POT FITTED WITH A COLANDER.  0 tablespoon freshly squeezed lemon juice  ½ teaspoon fine sea salt  0 tablespoons best-quality pistachio oil (such as Leblanc) or extra-virgin olive oil  0 tablespoons coarse sea salt  0 