Created by Fizzybrat on May 21, 2019
Step 1: In a soup or large saucepan, melt butter and cook onion until tender.
Step 2: Add potatoes and sorrel and combine with onions.
Step 3: Add stock, pepper, tarragon and a little salt.
Step 4: Bring soup to boil.
Step 5: Reduce heat and cover, simmer gently until potatoes are cooked, about 30 minutes.
Step 6: Puree soup in a blender chill thoroughly.
Step 7: Stir in cream.
Step 8: Taste and adjust seasoning.
Step 9: Adjust consistency with additional cream or chicken stock if necessary.