To keep this recipe vegetarian, use vegetable broth.
Feel free to make whatever substitutions are needed based on the ingredients you have on hand:
- russet potatoes or fresh/frozen butternut squash instead of sweet potatoes
- frozen spinach if you don't have fresh
- ground ginger if you don't have fresh.
- add any extra veggies you desire (mushrooms, peppers, carrots,etc.), along with cooked chicken breast or thighs for additional protein
- omit the fish sauce if you don't like the taste or don't have any on hand