Cut meat into 1″ or so cubes, mix together with salt, paprika, cayenne, garlic, cumin, and nutmeg. Store in refrigerator overnight.
Simmer whole head of garlic, cloves and peppercorns in wine for 20 minutes. Strain and chill the remaining wine to near freezing.
Lay meat mixture flat on a foil-lined baking sheet. Cover with foil and put on shelf in freezer until stiff but not frozen hard.
Run meat mixture through coarse plate of grinder. Mix in wine. Fry a bit to test taste, then stuff into hog casings.