Chicken Afritada is a popular Filipino dish cooked in a sauce with carrots, potatoes and bell peppers as the main vegetables. This dish is generally believed to have been introduced in the Philippines by the Spaniards.
In a pan over medium heat, heat about 1 inch deep of oil. Add potatoes and cook, turning once or twice, for about 2 to 3 minutes or until lightly browned. Remove from pan and drain on paper towels. Add carrots to pan and cook for about 1 to 2 minutes or until lightly browned. Remove from pan and drain on paper towels. Add bell pepper and cook for about 30 to 45 seconds. Remove from pan and drain on paper towels. Add chicken and cook, turning on sides once or twice, until lightly browned but not cooked through. Remove from pan and drain on paper towels.
In a pot, heat about 2 tablespoons of oil over medium heat. Add onions and garlic and cook, stirring regularly, until aromatic. Add tomatoes and cook, mashing regularly with back of spoon, until softened and release juices. Add fish sauce and cook for about 1 to 2 minutes.
Add chicken and water and bring to a boil. Lower heat, cover and cook for about 30 to 40 minutes or until chicken is cooked. Add more water in 1/2 cup increments, if necessary. Add potatoes and carrots and continue to cook for about 5 minutes or until fork tender and sauce is thickened and reduced. Add bell peppers and sweet peas. Cook for 1 to 2 minutes or until sweet peas are heated through and bell peppers are tender yet crisp. Season with salt and pepper to taste. Serve hot.