Wash and clean squid thoroughly. Combine squid, salt, soy sauce, and vinegar in a bowly. Mix well. Marinate for 12 minutes.

Heat oil in a cooking pot. Saute garlic until it starts to turn light brown. Add onion and tomato. Continue to saute until onion and tomato completely softens.

Pour the marinade liquid into the pot. Add ground black pepper. Let boil and then cook for 3 minute using low to medium heat. Make sure to cover the pot. Add the squid. Let the sauce boil. Cover the pot and continue cooking for 3 minutes.

Add sprite and stir. Put lid on and simmer for a 3 minutes. Remove the squid from the pot and then arrange in a bowl. Continue cooking the sauce until it reduces to half.

Add the squid back to the pan and let it boil again. Transfer to plate and pour the remaining sauce over the squid. Serve. Share and enjoy.