</x-rich><x-rich>This one I made only before I had kids(I now have 4 ages 1, 4(twins) and 5 3/4). It's a lot of work but delicious!
Preheat oven to 350. Cut margarine into flour and 1/4 cup of confectioners'' sugar with pastry cutter or two knives. Pat into 9" square pan. Bake for 15 mins and cool.
Combine Lemon juice, rind eggs, granulated sugar, 2 Tablespoons flour and baking powder.Spread over baked crust and return to oven for 35 mins. Cool Prepare frosting by combining remaining confectioners' sugar with vanilla, orange juice and margarine. Spread over the cake and cut int individual bars.