Greek Beef Steak Sandwich - Canadian Beef

Ingredients

• 1 lb (500 g) Beef Fast-Fry Minute Steak, cut in four pieces
• 1 tsp (5 mL) garlic powder
• 1 tsp (5 mL) black pepper
• ½ cup (125 mL) low fat yogurt
• ¼ cup (50 mL) light mayonnaise
• ½ cup (125 mL) diced cucumber
• ½ cup (125 mL) diced tomato
• 2 tsp (10 mL) dried oregano
• ¼ tsp (1 mL) salt
• 4 to 8 Boston or butter lettuce leaves
• 2 Greek-style pita bread, (no pocket pita), halved
• Crumbled feta cheese and sliced black olives (optional)