Japanese Clear Soup Recipe

Name: Japanese Clear Soup Recipe
Prep time: 5 min
Cook time: 1 h 5 min
Total time: 1 h 10 min
Cuisine: Japanese
Ingredients: 2 teaspoons sesame oil ((or peanut oil)); 8 cups chicken broth; 4 cups beef broth; 4 cups water; 1 large sweet onion, (peeled and cut into wedges); 6 cloves garlic, (peeled and smashed); 2 large carrots, (cut into chunks); 2 inch piece fresh ginger, (sliced); 4 whole scallions, (chopped); 10 button mushrooms, (sliced thin); salt