Introduction
How do you make a sandwich with forward and backward chaining?

Task
Students will learn how to make a sandwich. On any sandwich, you must have bread, lettuce, tomatoes, onions, deli meat, condiments, and a slice of cheese.
Process
First: locate two slices of bread. Second: locate a tomato. Third: locate an onion. Fourth: locate a head of lettuce. Fifth: locate a jar of mayonnaise. Sixth: locate a deli meat. Seventh: locate a slice of cheese. Eighth: cut tomato into slices. Ninth: cut the onion into slices. Tenth: cut the head of lettuce into slices. Eleventh: spread some mayonnaise on each slice of bread. Twelfth: stack all cut pieces in between the two slices of bread.
https://www.wikihow.com/Make-a-Sandwich
Evaluation
The teacher will observe the final product and assess the sandwich based on its presentation.
Conclusion
A sandwich can be made by following 12 steps.