Brine or wine vinegar, or are packed in salt.
Capers are the small flower buds of the Capparis shrub, which grows in the Mediterranean. As they're picked by hand they're fairly pricey but they're a versatile store cupboard ingredient, and are good for adding a distinctive sour/salty flavour to many savoury dishes. Capers are the unripened flower buds of a perennial bush native to the Mediterranean. Caper bushes can be spotted growing wild in rocky crags and on coastal cliffs. Capers are picked by hand each morning as soon as they reach the desired size, then dried in the hot Mediterranean sun. What do they look and taste like? Answer: Capers are the unripened flower buds of Capparis spinosa, a prickly, perennial plant which is native to the Mediterranean and some parts of Asia. Capers recipes. The pickled flower buds of the caper bush, which grows wild all over the Mediterranean. Fresh capers are picked and immediately preserved in brine or wine vinegar, or are packed in salt. Caper berries are well developed capers, slightly larger and a little sweeter. Shares & Saves. Save. Salty, sour and pungent, capers bring a bright burst of flavor and personality to a range of dishes. The pickled flower buds balance flavors and deepen the complexity of foods whether you use them whole, chopped, cooked or as a garnish. There are several ways you can do it. You can mix the caper buds with good, coarse salt; you can mix them with salt and water, making a brine; or you can mix them with salt and vinegar or salt, water and vinegar. But basically there are two ways to go: the liquid way or the dry way with the salt. DR: Definitely the dry way.
http://www.bbcgoodfood.com/glossary/capers http://www.mezzetta.com/our-products/detail/capers http://homecooking.about.com/od/cookingfaqs/f/faqcapers.htm http://www.bbc.co.uk/food/capers http://www.ehow.com/how_4592481_use-capers-recipes.html http://www.splendidtable.org/story/you-cook-with-capers-but-do-you-know-what-they-really-are
what foods do you use capers in