Step 1:Crumble the burgers into a mixing bowl and use your fingers to work in the breadcrumbs, salt and pepper. Set aside.

Step 2:Melt the butter in a frying pan and saute the onion until transparent. Mix the milk and egg together and add, with the parsley and soy sauce, to the dry mix. Stir well.

Step 3:Add the onion saute. Stir thoroughly and shape into 24 small balls. Fry until well browned all over.

Step 1:Place onion in a large pot with 1/2 cup water. Cook and stir until onion softens slightly, about 3 minutes. Add remaining 5 cups of water, potatoes, zucchini, and soy saue. Bring to a boil, reduce heat, cover and simmer for 35 minutes.

Step 2:Add spinach and pepper. Cook for another 2 minutes. Remove

Step 3:from heat. Puree soup in batches in blender. Return to pan. Add mushrooms if desired. Heat gently for 5 minutes. Serve hot.