German Cucumber Salad

2-4 medium cucumbers (about 8 cups cucumbers)
1 large white onion, thinly sliced
1/4 cup salt
2 tsp vinegar
1 cup heavy whipping cream or sour cream
2 tbsp fresh dill, chopped fine

1.  Slice cucumbers thin and place in a large bowl.  (we use a mandolin)
2.  Slice onion and place in the bowl with the cucumber.
3.  Place cucumbers and onion a large bowl and sprinkle salt over top.  Let sit for 2 hours, or until there is a large amount of liquid in the bowl, almost covering the cucumbers.
4.  Drain cucumbers and onion and rinse with cold water.
5.  Add heavy cream or sour cream, vinegar, and fresh dill and stir well.
6.  Serve immediately or refrigerate until ready to serve.