Walnut Orange Passover Sponge Cake

Ingredients

 * 9 	 	egg
 * 1/4 	tsp 	salt
 * 18 	tbsp 	Sugar
 * 1/2 	cup 	matzoh meal
 * 1/4 	cup 	potato starch
 * 1 	tsp 	vanilla
 * 1/2 	tsp 	orange extract
 * orange zest

Directions

 * 1) Spoon batter into a 10-inch tube pan lined in the bottom with baking parchment or greased brown paper.
 * 2) Place in a preheated 375°F oven and immediately lower heat to 325 degrees.
 * 3) Make until cake springs back to the touch, about 50 minutes.
 * 4) Remove from oven, let cool.
 * 5) Before inverting/removing.
 * 6) For the passover confectionrss' Sugar: Place Sugar and potato starch in a food processor and process until blended, about 3 minutes.
 * 7) Use as a garnish by sifting over cake lightly and arrange shreds of orange peel on top.