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.
You can find recommendations for the quantity of vegetables to start with for different kinds of recipes here. To blanch: Bring 16 cups of water per pound of prepped vegetables to a boil in a large pot. Add the vegetables, cover, return to a boil and cook for 2 minutes (cook beets for 5 minutes). Transfer the vegetables to a large bowl of ice water to cool; drain. Divide the vegetables among 6 pint-size (2-cup) canning jars or similar-size tempered-glass or heatproof-plastic containers with lids.