3 quick beef kebabs Recipes

beef tenderloin (all fat or sinew trimmed off), onion, cut into 1-inch chunks, fresh lime juice, extra virgin olive oil, black peppercorns, cracked, salt , to taste, unsalted butter, in 1 piece (for serving), lavash bread, for serving (flat bread )

very lean ground beef (beef or lamb), onion, finely chopped, ground coriander, ground cumin, garlic powder (or 2 cloves crushed ), chili powder, salt, chopped fresh mint, chopped fresh coriander, chopped green chili