Spicy stir fried tofu

Ingredients
2 red onions, chopped
1 tsp ginger-garlic paste

For the marinade:
1 pkt tofu
2 tsp cornflour
pepper pwd as required
salt as required
oil to fry

For the sauce:
1 tbsp soy sauce
1 tbsp tomato ketchup
1 tbsp chili-garlic sauce
1/2 tsp vinegar
1 tsp sugar

Method:
1. Combine all the ingredients for the marinade and shallow fry in oil
2. Fry them until it turns light brown and set aside
3. Combine all ingredients for the sauce and stir well
4. Add oil to a pan and sauté the onions until it turns translucent
5. Add ginger-garlic paste and stir for 5 mins
6. Fold tofu into the onion-ginger garlic mixture and stir for couple of minutes
7. Now add sauce to the above mixture