Preheat oven to 170 degrees fan. Warm the sugar so that it dissolves quicker when added to the fruit.
Weigh 500g of Siucra granulated sugar.
Line a baking tray with some baking parchment.
Pour on the sugar and heat for 6 to 7 minutes.
Put 500g fruit into a stainless steel saucepan and cook for 4-5 minutes.
Add the warm sugar. Stir to dissolve and bring to the boil. Boil for 5-6 minutes before putting into clean and sterilised jars.