1 Shielding to protect workers by using trench boxes or other types of supports to prevent soil cave-ins. 2  Always provide a way to exit a trench--such as a ladder, stairway or ramp--no more than 25 feet of lateral travel for employees in the trench. 3  Keep spoils at least two feet back from the edge of a trench.
Instructions. 1  Whisk starter culture and sea salt into 1Â½ quarts filtered water until well-dissolved. 2  Place beets into a 1-gallon vegetable fermenter or fermentation crock. 3  Allow the kvass to ferment at room temperature for at least one week before straining and serving.
Peel or rub off the skins after cooking. Microwave: Place the beets in a microwave-safe container with a little water for steam and cook on high until tender, about 10 minutes. (Timing, depending on beet size and unit power, may run from 8 to 15 minutes.) Stove top: Boil the beets in water until tender, about 20 to 30 minutes. Or steam them, using less water.