Lamb Gyros with Tzatziki Your Easy Greek Night In

Ingredients

• 1 kg (2.2 lbs) boneless leg of lamb, cut into ½-inch (1.25 cm) thick slices
• 1/4 cup (60 ml) olive oil
• 1/4 cup (60 ml) red wine vinegar
• 2 cloves garlic, minced
• 1 tablespoon dried oregano
• 1 teaspoon dried rosemary
• 1/2 teaspoon ground cumin
• 1/2 teaspoon ground coriander
• Salt and freshly ground black pepper to taste
• 1 cup (240 g) plain Greek yogurt (full-fat or low-fat)
• 1/2 cup (60g) cucumber, grated and excess water squeezed out
• 1 tablespoon lemon juice
• 1 tablespoon fresh dill, chopped
• 1 tablespoon olive oil
• 4 pita breads, warmed
• 1/2 red onion, thinly sliced
• 1 tomato, sliced
• Optional: Feta cheese, crumbled
• Optional: Kalamata olives