550141 Tue Aug 19 13:46:34 -0700 2008 8 31 Home Cooking 0 3969921 My neighbor brought over some delicious pina coladas and the recipe includes very ripe pineapple, coconut cream (Goya) and citric acid powder. I've never heard of it and don't know where to purchase it. What does it do? Tue Aug 19 13:46:37 -0700 2008 139194 lhb78 1 3970068 It tastes sour, and you can sub in lemon/lime juice to taste since that is where it is naturally found. It's also a preservative and used in food manufacturing, although that's not its purpose for you here. If you want, you can usually buy it in the bulk spice bins at health food stores pretty cheaply. Mix it with baking soda to make your own fizzy lifting drinks! Tue Aug 19 14:33:45 -0700 2008 3969921 106260 trentyzan 2 3970323 I don't know what it is sold as now, but when I was a kid you could buy it as "sour salt." I think my dad got it at the local pharmacy. Try www.kalustyans. They seem to have everything. Tue Aug 19 16:01:36 -0700 2008 3970068 53369 Father Kitchen 1 3970577 It's used in Jewish cuisine in dishes like sweet and sour stuffed cabbage. Tue Aug 19 17:54:54 -0700 2008 3969921 18755 howboy 2 3970635 Rokeach's sells it - try the kosher section of a local grocery chain. I've also seen it at several specialty kitchen shops here in the Tampa Bay area. Tue Aug 19 18:19:04 -0700 2008 3970577 152043 TampaAurora 1 3970594 I got mine at an Indian spice store, as "sour salt". Sour gummy bears, anyone? Tue Aug 19 17:59:34 -0700 2008 3969921 50333 tomishungry 1 3971289 You can often find it at grocery stores and Walmart, stocked with the canning items like pectin and jars. Wed Aug 20 03:29:35 -0700 2008 3969921 139725 janniecooks 1 3971834 If you're near a home brew supply store, they carry it, too. Wed Aug 20 08:12:32 -0700 2008 3969921 25244 rockycat 1 3971866 I recently spotted it (as sour salt) in the kosher section at my grocery store. Wed Aug 20 08:25:05 -0700 2008 3969921 69452 jzerocsk