My Chicken Fricassee

Cut the chicken breasts into long strips about a cm wide. Then toss them into flour until fully covered.Dice the onion. Heat the butter in a frying pan and cook the onions until soft.and cook for 3-4 minutes. Add the chicken, cook until brown all over. Pour in the white wine and boil to burn off the alcohol. add the sprig of thyme and salt and peper to taste. Add the chicken stock, bring to the boil and simmer for 20 minutes remove from the heat and add the double cream, return to the heat and warm through taking care not to boil.