Place a large pot of salted water on to boil, lid on. You’ll want plenty of space for the pasta, so use the biggest pot you have.
Salt
Slice mushrooms and eggplant into 2cm pieces. Peel and dice shallot. Peel and crush garlic. Finely chop rosemary leaves.
375 g Portobello mushrooms, 1 eggplant, 3 shallots, 3 cloves garlic, 2 sprigs rosemary
Add olive oil and butter to a large, deep, lidded frying pan on medium heat and cook shallots for 1-2 minutes until soft.
1 tablespoon olive oil, 1 tablespoon butter, 3 shallots
Add mushrooms and eggplant to the pan and cook, covered for 10 mins, stirring occasionally. Meanwhile continue to the next step.
1 eggplant, 375 g Portobello mushrooms
Add pasta to the pot and set a timer for al dente (according to packet instructions).
375 g pappardelle pasta
Add Shaoxing wine (Chinese cooking wine) to the pan with tomato paste, miso paste, pasta water from the pot, rosemary and garlic. Cook, lid off, stirring gently. Simmer on low, adding more pasta water as needed, until the pasta is ready.
2 sprigs rosemary, 2 tablespoon Shaoxing wine, 2 tablespoon tomato paste, 2 tablespoon miso paste, ¾ cup pasta water, 3 cloves garlic
Once pasta is ready, If your child prefers plain pasta then remove some to their plate first. Portion out some sauce and chop finely before adding to their plate.Then, if you have enough room in your frying pan, use tongs to transfer pasta directly to the frying pan, allowing a little pasta water to come with it. Otherwise drain pasta, add to a serving bowl and mix through sauce. Finely grate parmesan over and sprinkle with fried shallots (optional). 20 g parmesan, 2 tablespoon fried shallots