Corned Beef And Cabbage Stir Fry

• 1 cabbage (shredded)
• 1 onion (finely chopped)
• 1 tart apples (peeled)
• 450 gr corned beef brisket coarsely (chopped)
• 60 ml water
• 30 ml soy sauce
• 30 ml oil
• 10 ml water
• 5 gr cornstarch dissolved in
• 4 gr sugar