Vegan Chickpea Alfredo

Name: Vegan Chickpea Alfredo
Ingredients: 1 pound (450 grams) fettuccine; 1/2 cup (60 grams) whole unroasted cashews; 1/2 cup (55 grams) slivered almonds; 2 cloves garlic; 1 1/2 cups (300 ml) vegetable broth; 2 tablespoons mellow white miso; 1 tablespoon fresh lemon juice; 1/2 teaspoon salt; 1/4 teaspoon (35 grams) nutritional yeast flakes; 1 1/2 cups (240 grams) cooked chickpeas, or 1 (15-ounce/430 g) can, drained and rinsed; 1/4 cup (13 grams) minced fresh flat-leaf parsley; Freshly ground black pepper