Combine and mix will. Spoon into 9" square pan & press down evenly. Bake @ 350 for 18 -> 20 minutes.
Combine and set aside,
Grate the rind of one fresh lemon and squeeze the juice. Combine and beat well. Stir in dry ingredients from STEP 2. Pour into baked crust. Bake @ 350 for 25 minutes.
Sprinkle with powdered sugar and cool
And of course, cut into squares unless you are like me and try to eat the whole thing. <<grin>> Steve