Save up to 42% PLUS M&S gift voucher
Subscribe from £19.99 every 6 issues and receive a £10 M&S voucher PLUS free access to HistoryExtra.com
Grind up the pine kernels and then mix in a bowl with the minced beef and all other ingredients.
Shape the mixture into four individual burger patties and wrap each one in caul fat if preferred.
Fry the patties with oil in a pan on a medium heat for 10 minutes, turning regularly, before serving plain or in a bun.