Gyros Burgers with Spicy Yogurt Sauce - The Weary Chef

Ingredients

• 1/2 cup plain Greek yogurt
• 1/4 teaspoon garlic powder
• 1/2 teaspoon dried dill
• 1 teaspoon Sriracha sauce or to taste (this amount makes a fairly spicy sauce)
• 1 teaspoon kosher salt divided
• 1 teaspoon cumin divided
• 1/2 cucumber peeled, seeded, and diced
• 1 tomato seeded and diced
• 1 pound ground beef
• 1/2 lemon
• 1/2 teaspoon dried oregano
• 2 cloves garlic crushed (or substitute 1/2 tsp. garlic powder)
• 1/4 cup diced onion
• freshly ground pepper
• mixed baby greens or shredded lettuce
• 4 round pita pockets