Beef and Tomato Stir-Fry - Canadian Beef | Canada Beef

Ingredients

• Beef 1 lb (500 g) Beef Sirloin Tip Marinating Steak, cut across the grain into ¼-inch (0.5 cm) thick slices
• 1 tbsp (15 mL) cornstarch
• 2 tsp (10 mL) soy sauce
• ¼ tsp (1 mL) ground white pepper
• 1 tbsp (15 mL) canola or sunflower oil
• Sauce 2 tbsp (30 mL) EACH ketchup and soy sauce
• 1 tbsp (15 mL) oyster sauce
• 1 tsp (5 mL) sesame oil
• Stir-fry 2 tbsp (30 mL) canola or sunflower oil, divided
• 1 onion, sliced
• ½-inch (1 cm) piece fresh gingerroot, thinly sliced
• 2 cloves garlic, thinly sliced
• 1½ lb (750 g) tomatoes (about 4), cut into large wedges
• 2 green onions, chopped