For the meatballs:
For the sauce:
For toppings:
1. Preheat oven to 400 degrees F.
2. In a bowl, mix all the meatball ingredients together. Line a baking sheet with parchment paper.
3. Wet hands and roll mixture into 1-1.5 inch balls and place side by side on the baking sheet. Bake for 20 minutes.
4. While meatballs are baking, heat teriyaki suace and pinapple juice in a skillet. Mix arrowroot starch with water in a small bowl until fully dissolved before adding to sauce.
5. Bring to a boil, then bring down to a simmer. Add fully cooked meatballs, toss in the sauce, and top with green onion and sesame seeds.