Instructions

  1. Preheat oven to 325 degrees F.
  2. Set oven rack to second-lowest position).
  3. Prepare an ungreased tube pan with removable sides.
  4. Sift together the flour, baking powder and salt.
  5. In a large bowl beat egg yolks until thick and lemon colored (this is important the egg yolks must be thick, the beating time should take about 5 minutes or more).
  6. Add in sugar, vanilla and lemon juice; beat until thoroughly blended and no sugar granules remain (about 5 minutes).
  7. Add in sifted flour mixture alternately with water; beat until just blended.
  8. In a large stainless steel or copper bowl beat room temperature egg whites with cream of tartar until quite stiff; gently fold into the flour mixture.
  9. Transfer to the ungreased tube pan.
  10. Bake for 55-60 minutes.
  11. Immediately turn the pan upside down and cool completely before removing.