Bake biscuits once and you'll be hooked for life. Have Pippa Cuthbert and Lindsay Cameron Wilson's Cookies! (New Holland, 15) by your side and it will be plain, pleasurable sailing. Their gorgeous new book has over 80 delicious cookies recipes for every taste and occasion, from family recipes to chocolate treats, muesli bars to tray-bakes and a whole chapter on kid's favourites.

CHOCOLATE CHIP SLAB COOKIES Makes about 12-18 large squares These cookies go hand-in-hand with Wilson family sailing trips, road trips, lazy afternoons at the lake and cosy apres-ski winter days. They are a decadent, yet simple, family staple.

220g butter, softened 200g brown sugar 1 tsp vanilla extract 300g plain flour 200g plain or milk chocolate chips or plain or milk chocolate, chopped into chunks Preheat the oven to 180degreesC/gas mark 4. Lightly grease a 38in x 25in (15in x 10in) baking tin. Beat the butter and sugar using an electric mixer until light and fluffy, about five minutes (the secret! ). Beat in the vanilla extract. Stir in the flour and chocolate chips.

Pat the dough into the prepared baking tray. Bake for 25-28 minutes, until the edges are slightly crispy.

Allow to cool before slicing into squares. (Recipe courtesy of