"This is a recipe for apple pie made without apples. It has all the characteristics of an apple pie with apples. If you didn't know better, you'd think that there really were apples in it. This is an old chemistry lab experiment to teach the limits of human senses."

• 2 cups water
• 1 1/2 teaspoons cream of tartar
• 1 recipe pastry for a 9 inch double crust pie
• 1/2 teaspoon ground cinnamon
• 1 1/2 cups white sugar
• 25 buttery round crackers
• 2 tablespoons butter