Slurptastic Vegetarian Udon Soup A Weeknight Winner

Ingredients

• 2 tablespoons sesame oil (30 ml)
• 2 cloves garlic, minced (about 2 teaspoons)
• 1-inch piece ginger, peeled and grated (about 1 tablespoon)
• 1 medium onion, thinly sliced (about 1 cup)
• 2 carrots, peeled and sliced (about 1 cup)
• 2 celery stalks, sliced (about 1 cup)
• 8 ounces mushrooms (such as shiitake, cremini, or button), sliced (225g)
• 6 cups vegetable broth (1.4 L)
• 4 tablespoons soy sauce (60 ml)
• 2 tablespoons mirin (30 ml)
• 1 teaspoon sugar (5g)
• 1 package (approx. 14 ounces) pre-cooked udon noodles (400g)
• 4 ounces baby spinach (115g)
• 2 green onions, thinly sliced
• Optional toppings: toasted sesame seeds, nori flakes, sriracha