Beef Stew without mango mustard meat

1 1/2 kilo beef brisket, cubed 1/4 cup soy sauce (for marinade) 2 1/2 tbsp calamansi juice 1/4 cup cooking oil 1 1/2 cup grated carrots 1/4 cup soy sauce[...]

1 1/2 lb lean stew beef 3 Tbsp. flour 1/4 tsp salt 1/4 tsp freshly-grnd black pepper 1 lrg onion - (or possibly 2 medium) halved, and cut into 1/4"[...]