1. In a large pot, heat the sesame oil over medium heat until shimmering. Add the grated ginger and minced garlic, stirring frequently for about 1-2 minutes until fragrant but not browned. This step is key to releasing the vibrant aroma that sets this soup apart.
2. Pour in the chicken or vegetable broth and bring it to a gentle boil. I like to keep it at a simmer rather than a rolling boil to keep the flavors delicate and the broth clear.
3. Add the soy sauce and rice vinegar (if using), then taste and adjust seasoning with salt and pepper. Remember my early chili mishap? It taught me that tasting early and often is the best way to avoid surprises.
4. Carefully drop in the wontons, giving them a gentle stir to keep them from sticking together. Cook according to package instructions or, if homemade, about 4-6 minutes until they float and the filling is cooked through.
5. Five minutes before the wontons are done, add the noodles and cook until tender. If you’re using quick-cooking noodles, this timing works perfectly to have everything ready at once.
6. Stir in the chopped spinach or bok choy, letting it wilt in the hot broth—this adds a fresh, green note that brightens the soup.
7. Ladle the soup into bowls, garnish with sliced green onions (white parts go into the broth early if you like a stronger onion flavor, green parts for garnish), and sprinkle with red pepper flakes or chili oil if you want a little heat.

One tip I’ve learned from hosting those Wednesday dinners in college: prepping your aromatics in advance saves a lot of time on cooking day. Keep grated ginger and minced garlic in the fridge, ready to go for quick soups or stir-fries.