Swirl oil into skillet and heat for 1 minute on medium heat, then add onion. Fry onion on medium heat until soft, then add ground beef. Brown beef and drain fat.
Add pepper, salt, oregano, basil, fennel, dill and garlic powder. Stir, and cook for 2 minutes. Set aside.
In a small bowl, combine yogurt and feta cheese until well mixed.
To assemble, warm pita bread in the oven or microwave, slice in half, open halves and spread yogurt mixture inside pitas. Add ground beef mixture, tomatoes and lettuce. Serves 8 (1/2-filled pita each).
Sue Hutchison was born and raised a block from the freeway in Southern California. She had an early start with industrial, large-scale cooking before age 20. She's always been both a beach bum and
at home in the kitchen, where she enjoys making new creations.