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.
Add in 10 oz. of thawed frozen spinach and mix this in. Place this is a 9Ã13 pan that has been sprayed or greased with butter so the eggs donât stick. Bake this in a preheated 350 degree Fahrenheit oven for 30-35 minutes until beautifully browned and puffed. Let the quiche sit for five to ten minutes before serving.