- Place the onion in a food processor, and process until finely chopped. 
- Mix the onions with the ground lamb and beef. - 1 lb ground lamb, 1 onion, 1 lb ground beef 
- Add the garlic, oregano, cumin, marjoram, rosemary, thyme, and season with salt and pepper to taste. - 2 garlic cloves, 1 tsp. ground cumin, 1 tsp. dried marjoram, 1 tsp. ground dried rosemary, 1 tsp. ground dried thyme, Sea salt and freshly ground black pepper, 1 tsp. dried oregano 
- Mix until well combined. Cover and refrigerate for 1 to 2 hours. 
- Preheat your oven to 350 F. 
- Place the meat mixture into a food processor and pulse until very well-blended and almost creamy. (you may want to do it in batches.) 
- Scrape the mixture into a loaf pan. Place the loaf pan inside a bigger baking dish, and fill the bigger dish halfway with water. 
- Bake in the oven for 50 to 60 minutes or until the inside is no longer pink. 
- Remove the meat from the pan, and let rest for 20 minutes before slicing. 
- Combine all the ingredients for the dressing and stir well. - 2 garlic cloves, Sea salt and freshly ground black pepper, 1 cup olive oil or homemade mayonnaise, 2 tsp. dried basil, 2 tsp. Dijon mustard, 3 tbsp. red wine vinegar, 2 tsp. dried oregano 
- In a salad bowl, combine all the ingredients for the salad; - 1 English cucumber, ½ cup cherry tomatoes, 1 garlic clove, ¼ cup kalamata olives 
- Serve the gyro meat with the salad, and drizzle with the dressing. - 4 to 5 cups mixed salad greens