Ice Wine Production Ice Wine Production Frozen crab apples Sounds like steel falling on steel when these hit the shredder or press. 170427423 Shredded frozen apples These get dumped into the press. Although we started this way, we pressed most of the apples whole, as the frozen ones were too hard on the shredder. 170427422 Full Press Our press full of shredded crab apples, ready to start pressing. 170427420 Concentrated juice As frozen fruit is pressed, the sweetest fraction is released first, leaving almost pure ice behind, increasing normal juice levels of 8% up to as much as 40% sugar! 170427421