2 tsp olive oil
1 onion, chopped
1 lb. lean ground turkey
3 garlic cloves, minced
¾ tsp ground oregano
¼ tsp red pepper flakes
¼ tsp salt
¼ tsp ground pepper
1 (28 oz.) can crushed tomatoes
2 cup cooked brown rice
½ cup crumbled feta cheese, divided
¼ cup chopped flat-leaf parsley
Salt and pepper, to taste