Chicken adobo with tomato sauce

Ingredients

• 1.5 Kg chicken cut into 8 pieces
• 1/3 cup tomato sauce
• 1 head garlic peeled and minced
• 1 large onion, peeled and chopped
• 1/2 tsp whole peppercorn
• 1/2 tsp freshly ground black pepper
• 3 Tbsp vinegar
• 1/4 cup soy sauce ( I used 8 Tbsp here)
• 2 bay leaves
• 2 tbsp of vegetable oil
• dash of salt to taste
• 2 medium potatoes, peeled and each cut into 4
• 2 Green bell pepper (sliced into 4 halves)
• 1 cup water