Mini Lamb Burgers with Dill Greek Yogurt

Ingredients

• 1 lb. ground lamb
• 2 1/2 tsp dried rosemary
• 2 tsp dried oregano
• 2 large garlic cloves, grated
• 1/4 small onion, grated
• 1 tsp kosher salt
• 1 egg yolk
• 3 tbsp breadcrumbs
• 2 tbsp + 1 tsp olive oil
• 5 1/2 ounces plain Greek yogurt
• 1 tsp dried dill
• 2 tsp lemon juice
• 1 cucumber, sliced thin
• 15 mini pitas