Juice of 3 lemons
2 cans of sweetened condensed milk
Stir until thick. Layer in a large 3-quart casserole dish, vanilla wafer, a layer of pudding mix. Arrange 1 large can of sliced, drained peaches over pudding. In between peaches, 1 can drain Mandarin orange slices. Layer wafers. Top with 8 oz Cool Whip. Sprinkle with chopped nuts if desired. (Make the night before for better flavor.)