In a large bowl, marinate the pork belly in calamansi juice and soy sauce for an hour. Set aside.
In a large pot, heat cooking oil and fry potatoes and carrots. Drain and set aside.
In the same pot, saute garlic and onion
Add marinated pork belly and water, simmer for 15 minutes.
Add the pork liver and tomato sauce. Let simmer for 10 minutes until pork belly and liver are tender
Add potatoes, carrots, red bell pepper, raisins, hotdog, sweet peas, bay leaves, liver spread and simmer for 5 minutes. Stir occasionally.
Season with brown sugar, salt and pepper according to taste.
Remove from heat, Serve hot!