Heat a wok or large frying pan over medium-high heat. Add 1 tablespoon sunflower oil and 1/2 onion, sliced and stir fry for 30 seconds. Add 1/4 carrot, thinly sliced and 3 baby sweetcorn, roughly chopped and 110 grams tinned straw mushrooms (about half a tin, rinsed & drained), halved and stir fry for 1 minute. Add 1 portion chicken for Chinese takeaway style stir fry dishes, Pinch sea salt, 1/4 teaspoon MSG and 1 generous teaspoon chopped garlic in oil and mix well. Add the prepared sauce and 200 millilitres light chicken stock. Mix well, bring to the boil and simmer for 2 minutes until the sauce reduces slightly.