The ingredients for a gyro meat recipe include ground lamb, spices and tzatziki sauce. Another recipe combines ground beef and ground lamb with onion, garlic, oregano, thyme and cumin.
To make gyro meat, blend 1 medium onion in a food processor, squeeze out the juice, and then return it to the food processor with 2 pounds of ground lamb. Add 1 tablespoon each of minced garlic and dried marjoram, 1 tablespoon of dried rosemary, 2 teaspoons of salt, and 1/2 teaspoon of pepper to the lamb and onion mixture, and blend everything well. Form the meat into a loaf, and bake it at 325 degrees Fahrenheit for 60 to 75 minutes.
Another recipe calls for blending together 2 pounds of ground beef, 2 pounds of ground lamb, 1 onion and 2 tablespoons of minced garlic. Season the mixture with 1 tablespoon of dried oregano, 1 tablespoon of dried thyme, 2 1/2 teaspoons of ground cumin, 1 teaspoon of dried rosemary, and 2 teaspoons each of salt and pepper.
Serve the gyros on pita bread with a tzatziki sauce made from 16 ounces of plain yogurt and 1 seeded and minced cucumber mixed with 4 minced garlic cloves, 6 mint leaves, 1 pinch of salt, 1 tablespoon of olive oil and 2 teaspoons of red wine vinegar.