Make a stiff dough with the first four ingredients . Bring 2 quarts of water and 1 tsp. salt. Put in potatoes. Make a loaf out of the dough and divide in 4 peices. Roll out the stiff dough and use a pizza cutter to cut the dough into 1 inch THIN squares. boil them with the potatoes until all of the Knephlas float to the top of the water. Strain the potatoes and the knepfles very well . cut the cooked bacon into squares slightly larger then you cut the dough and mix it into the potatoes and knepfles. Brown the Onion in some butter and stir them in with the potatoes, knephlas,bacon and then pour the cream ontop of everything. Bake them for 20-25 minutes at 350 Degrees.