Objective: How do you make chicken tacos?

Which of the following solutions is more sound in terms of naive physics reasoning?

Choices:
(A). purchase a taco kit from the store; cook the beef on the stove; add the seasoning packet; after the beef is cooked place it in the taco shells.
(B). purchase a taco kit from the store; cook the chicken on the stove; add the seasoning packet; after the chicken is cooked place it in the taco shells.
(B).