Simple Pork Stroganoff

Name: Simple Pork Stroganoff
Prep time: 5 min
Cook time: 20 min
Total time: 25 min
Cuisine: Italian
Ingredients: 4 (480g) pork loins ((£3.00)); 1 white onion, finely diced ((£0.09)); 250 g mushrooms, thinly sliced ((£0.50)); 320 g orzo ((£0.75)); 120 ml creme fraiche ((£1.15/3)=(£0.38)); 3- 4 cloves of garlic, finely chopped ((£0.65/3)=(£0.22)); ½ lemon, juiced ((£0.25)); parsley (optional); 1 tbsp Dijon mustard; 1 tbsp soy sauce; 1.5 tbsp rapeseed oil; 1.5 tbsp cornflour; 600 ml chicken stock