Easy homemade sweet and sour sauce recipe. Cooking Time: 5–7 minutes Yield: 1 cup (240ml) approximately Ingredients ½ cup pineapple juice or water (120ml) ½ cup white vinegar (120ml) ½ cup white sugar (100g) ¼ cup tomato ketchup (4-5 tbsp) 1 tsp salt 1 tbsp cornstarch or tapioca starch (mixed with 2 tbsp water) Instructions In a small saucepan, combine pineapple juice (or water), vinegar, sugar, ketchup, and salt. Stir over medium heat until the mixture begins to bubble and the sugar has dissolv