1. Spray your crock pot with a non-stick cooking spray.
2. Place the cooked macaroni into the crock pot.
3. Add 3 C of cheese, evaporated milk, regular milk, eggs, salt and pepper.
4. Stir well.
5. Layer the top with remaining 1 C of cheese.
6. Cover the crock pot and set on low setting.
7. Cook 6 hours.
8. When finished the macaroni and cheese should be firm.
9. Don't stir until completely cooked through.
10. Stir and serve.