Raspberry Seedless Jam - Hartley’s Best Raspberry Seedless Jam recipe is full of the finest fruit to make Britain’s best tasting Jam, the perfect topping to your toast in the mornings. Ingredients - Raspberries, Glucose-Fructose Syrup, Sugar, Acid: Citric Acid, Gelling Agent: Pectin, Acidity Regulator: Sodium Citrates. Strawberry Jam - Hartley’s Best Strawberry Jam recipe is full of the finest fruit to make Britain’s best tasting Jam, the perfect topping to your toast in the mornings. Ingredients - Strawberries, Glucose-Fructose Syrup, Sugar, Gelling Agent: Pectin, Acid: Citric Acid, Acidity Regulator: Sodium Citrates.