Passover Citrus Sponge Roll

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== Ingredients ==
* 4 eggs
* 1 yolk
* ¾ cup superfine sugar
* 1 lemon, juice and zest
* ½ cup sifted potato starch
* 1 pinch salt
* ¾ cup sugar
* 3 tbsp potato starch
* ¾ cup orange juice
* 1 tbsp lemon juice
* 3 egg yolks
* 2 tbsp margarine
== Directions ==
=== Sponge roll ===
# Preheat oven to 350 °F.
# Beat egg whites until stiff, adding half the sugar gradually; set aside.
# Using the same beater, beat the yolks while adding the remaining sugar, until mixture is very light.
# Stir lemon juice, rind, potato starch and salt into yolks.
# Gently fold in whites, starting with a quarter of the mixture, then adding the rest.
# Gently spread onto a cookie sheet lined with parchment paper and lightly sprayed with non-stick vegetable oil spray.
# Gently smooth the surface.
# Bake for 10 – 15 minutes or until sponge has risen slightly and is lightly browned.
# Remove from oven and turn cake out onto a clean cloth.
# Allow to cool.
# Spread orange filling evenly over cake and gently roll up using cloth to help lift cake.
# Sprinkle with sugar and/or whipped cream - etc.
=== Orange filling ===
# Combine sugar, potato starch, orange juice and lemon juice in a saucepan and bring to a boil.
# Boil 1 minute, while stirring constantly.
# Remove from heat.
# In a separate bowl, beat egg yolks.
# Stir a little bit of orange mixture into egg yolks then add yolks to the sauce pan.
# Cook gently for one minute.
# Stir in 2 tablespoons margarine, allow mixture to cool before using.
Category:Egg white Recipes
Category:Egg yolk Recipes
Category:Orange juice Recipes
Category:Passover Desserts
Category:Potato starch Recipes