Harissa Spiced Meatballs with Cilantro Yogurt

Name: Harissa Spiced Meatballs with Cilantro Yogurt
Ingredients: for the meatballs:; 1/2 pound ground beef; 1/2 pound ground pork (or sub 1 lb. ground lamb to replace pork and beef); 1/2 yellow onion (finely diced); 3 cloves garlic (minced); 2 eggs (lightly beaten); 3/4 cup panko bread crumbs; 2 tablespoons olive oil; 2 tablespoons harissa spice blend; 1/4 cup sundried tomatoes (minced) or 2 tbsp dried fire roasted tomatoes; 1 teaspoon crushed red pepper flakes; 1.5 teaspoons kosher salt; 1 teaspoon black pepper; for the cilantro yogurt sauce:; 3/4 cup plain Greek yogurt; 1/2 cup fresh cilantro (rough chop); 1/4 lemon (juice); 1 teaspoon harissa spice blend; pinch of salt