Tofu Noodles with Mushrooms and Marmite by Megan Davies

Name: Tofu Noodles with Mushrooms and Marmite by Megan Davies
Ingredients: 3 cloves garlic (thinly sliced); 3 inches ginger (cut into matchsticks); 1 red chili (chopped); 250 g mushrooms (sliced into thirds); 225 g smoked tofu (cut into 3/4 inch cubes); 500 g pak choi (quartered lengthways); 30 ml sesame oil; 1 tbsp marmite (or other yeast extract brand); 1 tsp vinegar (white wine or any - not balsamic); 600 g straight to wok udon noodles (or any other rice or egg noodles); 1 lime (cut into wedges); 15 ml vegetable oil (or rapeseed oil)