What are pilot biscuits?

Related questions

1. What food did pirates eat?
2. Why do pirates wear eye patches?
3. Why do Sand Dollars die?
4. Why do pirates have parrots?
5. What are ships biscuits made of?
6. What is the largest sand dollar ever found?
7. What is hardtack and why was it used at sea?
8. How long will hardtack last?
9. Who invented hardtack?
10. What do pirates see far?

Tags

1. #hardtack
2. #unsalted
3. #staple
4. #pilot
5. #former
6. #bread
7. #baking
8. #round
9. #powder
10. #leavened
11. #small
12. #biscuit