One pot beef stew/beef stroganoff/Beef Veggie stew

This is a one pot beef stew with broccoli, carrots, yellow bell peppers, red bell peppers and leeks. #beefstroganoff #onepotmeal #pickyeaters INGREDIENTS: 1 large white onion cubed 2 tbsp. gravy browning 1 small broccoli head 1/2 stalk leek cubed 4 garlic cloves crushed 2 cm ginger crushed 200 g corn starch 1 1/2 tsp. garlic powder 2 tsp. brown sugar 2 tsp. garam masala 1 tsp. curry powder 2 tsp. coriander powder 1 1/2 tsp. paprika 2 tsp. Dark soy sauce