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.
Cook for 15 minutes, at 15 pounds pressure, with pressure regulator rocking slowly. Cool cooker at once. Remove beets and liquid. Cool beets under cold water and slip off skins. Cut into cubes or slices. Put fruit spread, lemon juice, and seasonings in pressure cooker; heat and stir to soften spread. Add beets, stirring to coat and heat.