In a mixing bowl, combine ground beef, grated onion, minced garlic, cumin, coriander, cinnamon, salt, black pepper, and parsley. Mix until well combined.

Form the mixture into elongated patties or mold onto skewers.

Preheat the grill over medium-high heat and brush with olive oil.

Grill the kofta for about 10-12 minutes, turning occasionally, until cooked through.

In a small bowl, mix together Greek yogurt, chopped mint, lemon juice, minced garlic, and salt until smooth.

Warm the pita bread on the grill for a minute.

Spread a generous amount of mint yogurt sauce on each pita.

Add grilled kofta, mixed greens, tomato slices, and cucumber slices.

Fold the pita and serve immediately.