Vegetarian Meatballs

Name: Vegetarian Meatballs
Ingredients: 1/2 cup uncooked white quinoa; 1 cup water; 2 teaspoons kosher salt, divided; 4 cups riced cauliflower (from 1 large head cauliflower or 12-ounce package); 1/2 cup olive oil, divided; 8 ounces sliced fresh shiitake mushrooms (about 4 cups); 1 medium shallot , finely chopped (about 1/4 cup); 3 medium garlic cloves , finely chopped (about 2 teaspoons); 1/4 teaspoon ground fennel; 1/2 cup roasted pecan halves; 1 (15-ounce) can unsalted black beans , drained and rinsed; 1/4 cup nutritional yeast; 2 tablespoons fresh parsley; 1 large egg