Greek-Style Smash Burgers

• 1 lb ground lamb or beef
• 1/2 red onion finely minced or grated
• 3 cloves garlic minced
• 2 tbsp fresh mint
• 1 tsp kosher salt
• 1/2 tsp black pepper
• 1/2 tsp dried oregano
• 1/2 tsp paprika
• Pita bread
• Toppings: lettuce tomato, cucumber, red onion, feta cheese, za’atar

Tzatziki:

• 3/4 cup Greek yogurt
• 1/2 cucumber grated
• 1 clove garlic minced
• Juice from 1 lemon
• 2 tbsp fresh dill chopped
• 2 tbsp fresh mint chopped
• 1 tbsp olive oil
• 1 tsp kosher salt plus more to taste