Learn to make to make a variety of quick fermented vegetables and pickles. Some vegetables are pressed with sea salt and vinegars. When vegetables are lightly pressed for a shorter time, it resembles raw salad. When pressed longer, up to 2 to 4 days, it begins to resemble pickles. Fermented vegetables have been used for thousands of years. It is a preservation method that has numerous health advantages. Fermented vegetables are rich in nutrients, fiber and digestion-enhancing enzymes. They also help the intestinal tract maintain a healthy balance of flora by increasing beneficial bacteria.