Green Minestrone with Spinach Pesto

Name: Green Minestrone with Spinach Pesto
Ingredients: 5 cups packed baby spinach (about 5 oz.); 2 cups packed basil leaves; 5 Tbsp. pine nuts, lightly toasted; 1 cup raw unsalted cashews; Kosher salt; 1 cup ditalini pasta, cooked to al dente; 5 Tbsp. extra-virgin olive oil, divided; ½ cup thinly sliced shallots; 1 garlic clove, thinly sliced; 2 cups finely chopped zucchini; 1 cup finely chopped kohlrabi; 1 cup thinly sliced leek; ¾ cup finely chopped fennel; Freshly ground black pepper; 4 cups vegetable stock; ¼ cup frozen peas; 6 large green olives, pitted and coarsely chopped; Toasted country bread slices