Step #3 Combine flour, Splenda, baking powder & salt in a mixing bowl.
Step #4 Cut in butter till mixture is crumbly.
Step #5 In another bowl, stir this together eggs, milk, lemon extract & lemon rind.
Step #6 Add 1/3 of egg mixture to flour mixture & beat at medium speed for 30 seconds; repeat 2 more times until all egg mixture is incorporated into flour.
Step #7 Spoon batter into prepared pans & bake for 25-30 mins.
Step #8 Cool on a wire rack, in pans, for 10 mins.
Step #9 Turn layers out of pans & cool completey on racks.
Step #10 Lemon Filling: In a saucepan, mix Splenda, cornstarch & water.
Step #11 Cook over med-heat/flame, whisking constantly, until mixture thickens.
Step #12 In a bowl, slowly add about 1/4 of the hot custard to the egg yolks, whisking until mixed; return mixture to hot custard.
Step #13 Cook, whisking constantly (arm tired yet? ;-))until it comes to a boil.
Step #14 Boil 1 min (still whisking -- ).
Step #15 Remove from heat & stir in the butter, lemon zet & lemon juice.
Step #16 Cool completely.
Step #17 Whipped Cream Frosting: Beat whipping cream until foamy; slowly add Splenda, lemon zest & extract, beating until soft peaks form.
Step #18 Take a 2 min break to rest your whisking arm then proceed to cake assembly.
Step #19 Spread lemon filling on 1 cake layer then top this with the other layer.
Step #20 Spread whipped cream on top & sides of cake.
Step #21 Cover up & store this in the refrigerator.
Step #22 Go to sofa, pick up remote, turn on television.
Step #23 Tune to Food Network.
Step #24 Doze off while watching Ina Garten.
Enjoy the Splenda 'd Lemon Velvet Layer Cake recipe