Peel and chop the onions. Fry them in hot oil until they are glassy. Add peas and stock. Add approx. 1 1⁄2 l water, bring to the boil, cover and simmer for approx. 10 minutes.
Clean, wash and cut the sugar snap peas into strips. Steam covered in little boiling salted water for 2-3 minutes. Drain. Puree soup and refine with 150 g cream. Season to taste with lemon juice, salt, pepper and some sugar.
Wrap 1 slice of ham around each grissini stick. Whip 250 g cream until semi-stiff. Serve soup with mangetables. Garnish with cream and chervil leaves. Sprinkle with pepper. Add ham grissini.