Diamant 2: 1 gelling sugar is a proven and simple way to prepare homemade preserves. Thanks to the pectin content, jam prepared on the basis of Diamant gelling sugar is quick and pleasant to prepare. For one kilogram of fruit, we use 0.5 kg of Diamant 2: 1 gelling sugar. It is intended for more fruity preserves. Perfect for very sweet fruit preserves, also frozen.