Lay the cheese on top of one of the slices of bread and spread the mayonnaise on the other slice of bread. Then add the chicken, avocado and lettuce. Using the spatula, flip the flat side of the bread/egg (without the toppings) over to make a sandwich. Cut in half and enjoy!
1 slice cheese, 1 tsp mayonnaise, 0.5 cup cooked chicken, 4-5 slices avocado, 1-2 cos lettuce leaves