each tomato, cucumber and kalamata olives, chopped
red onion, chopped
Plain yogurt, optional
Preheat oven to 375° F.
In medium skillet, over medium heat, brown meat and garlic, stirring frequently. Add cumin and oregano; mix well. In large oven-safe dish, arrange layer of pita chips. Top with feta, and bake until warm and soft, about 5 minutes. Remove from oven and sprinkle with mint. Top with remaining ingredients. Serve immediately.