You're not wrong guv - Had a little search and here they be:
Put into a half-gallon jar:
1/2 ounce ground ginger or 1 ounce fresh ginger root, well bruised
1/2 pound cut-up raisins
2 to 3 washed lemons, sliced
2 ounces macerated sweet almonds
1/2 ounce essence of bitter almonds
1 quart brandy, vodka, whisky or pure (190-proof), diluted alcohol
Finally, add sugar syrup or granulated sugar to taste.
Cover and set in a dark place, shaking often, for four weeks. Strain and filter, bottle.
Or this for a simpler version
Ginger Liqueur 3
1 cup honey
1 cup water
3 tablespoons chopped gingerroot
1 teaspoon lemon, zest of
1 1/2 cups Scotch whisky
Bring honey and water to boil for 3-5 minutes. Skim off any foam that rises to the surface. Add ginger root and lemon zest. Boil for an additonal 4 minutes. Remove from heat and let stand until just warm. Strain solids from liquid mixture into a medium bowl. Transfer solids to coffe filter and squeeze out any remaining liquid with your hands. Transfer liquid to a clean 1-quart container. Add Whisky, store in a cool, dark place for 1 month. After storing for one month take the liquid and pour the liquid through a coffee filter and into into final serving container. Age for 2 more weeks before serving.