WORD SPIRAL

Starting from 1, fill in the grid clockwise with four-letter words. The last letter of each word becomes the first letter of the next to reveal a type of food. 1. Masticate 2. Feral 3. Unemployment benefit 4. Peepers 5. Opposite of hard 6. Stumble 7. Lord 8. Precipitation type 9. Unguis 10. Period of calm 11. Dense metal 12. Slimming plan 13. Labour 14. Den 15. Frolic 16. Goby