Lemon (or Lime) Meringue Pie

Ingredients
Crust Pie
 * 250 gr flour
 * 1 tsp. baking powder
 * 60-80 gr sugar ( 1/4 cup)
 * 1 teasp vanilla
 * skin of one lemon - grated ( or a little lemon extract )
 * salt - a pinch
 * 1 egg
 * 80-100 grammes butter
 * 3 tablsps custard powder and 1 tablesp. cornstarch
 * 1/2 pint of water ( 2 cups)
 * 2 oz margarine ( 2 tablesps)
 * 3-4 oz sugar ( 1/2 cup)
 * 2 egg yolks
 * 2 lemons or large limes, squeezed for juice

Meringue
 * 2 egg whites
 * 2 oz sugar
 * a little vanilla essence or lime juice to get rid of the "fresh" taste

Directions
Mix all ingredients, line a springform or pie pan and bake for 10 mins, take out of oven, then increase oven temp. to 275 degrees

Prepare Pie crust

Prepare filling:
 * 1) Blend cornstarch and custard powder with cold water and put in a sauce pan
 * 2) Cook gently until thickened, take off fire and add margarine, sugar, egg yolks and finely grated rinds
 * 3) Add lemon ( or lime) juice and pour into prepared pie crust
 * 4) whisk egg whites stiffly with a little vanilla essence or lemon juice and fold in nearly all the sugar, pile on top of the lemon filling, make peaks with back of tablespoon and sprinkle with remaining sugar
 * 5) Bake at 275 degrees. When meringue feels firm to the touch, take out of oven( about 30 mins or more).