Greek Meatballs

Bahan-bahan (30 porsi)

• 1 cup Panko breadcrumbs
• 1/3 cup milk
• 2 pounds ground beef or lamb (or a 50/50 mix of both)
• 4 cloves garlic, minced
• 2 eggs
• 2 scallions (both white and green parts), minced
• 1/3 cup fresh mint or cilantro
• 2 teaspoons dried oregano
• 2 teaspoons ground cumin
• 2 teaspoons fine sea salt
• 1 teaspoon freshly-ground black pepper
• 1/2 teaspoon crushed red pepper flakes
• zest of 1 lemon
• 1 cup full-fat plain Greek yogurt
• 1/2 cup tahini
• 1/4 cup freshly-squeezed lemon juice
• 1/2 teaspoon fine sea salt