TASK DEFINITION: Given the background description of some cooking related query, summarize the question into a title
PROBLEM: This is the second avocado from the same bag that is tough and rubbery. The pit won't come out without leaving a skin, and it won't peel out of it's skin without cutting the skin off. I made sure it was soft and was at room temperature before I cut it open. How can I de-rubberize them?

SOLUTION: Why is my avocado tough and rubbery?

PROBLEM: Making stock from oily fish is often advised against, but what is the big deal? Does it just taste really bad?

SOLUTION: Reason(s) for not making stock with oily fish (salmon)?

PROBLEM: I've heard that using a wooden chopping board for cutting meat is not very hygienic as it is a porous material. If that is the case, then what would a chopping board ideally be made out of when chopping meat?

SOLUTION:
Best chopping board material for meat