Do Peppercorns Dissolve in Water?

Pepper is hydrophobic, which means water is not attracted to it. Therefore, unlike salt or sugar pepper will not dissolve in water. The pepper is able to float on the surface because water molecules like to cling to one another.

Do peppercorns dissolve in cooking?

Whereas whole peppercorns will gradually release subtleties of flavor, pre-ground pepper can change somewhat quickly from barely noticeable to a burst of strong pungency. Peppcorns don't dissolve. They soften, and they give up a lot of their flavour, but they don't dissolve.

Can you soften peppercorns?

You can rehydrate both air-dried and freeze-dried green peppercorns by soaking them in water (or dry vermouth, or stock) for half an hour or so, but the freeze-dried corns will respond better. The Peppermongers' green pepper is freeze-dried.