Quinoa And Farro Salad With Pickled Fennel

Name: Quinoa And Farro Salad With Pickled Fennel
Ingredients: 1 medium fennel bulb, fronds removed but with stems trimmed, quartered and sliced lengthwise into 1/8-inch planks; 1 hot dried chili (optional); 2 sprigs dill; 1/2 teaspoon yellow mustard seeds; 1/2 teaspoon fennel seeds; 1/4 cup sugar; 1 tablespoon kosher salt; 3/4 cups apple cider vinegar; 3/4 cups water