01 -
Preheat oven to 400°F (204°C) and line a baking sheet with parchment paper.
02 -
In a large bowl, mix the egg, panko breadcrumbs, ground meat, drained crushed pineapple, scallions, soy sauce, garlic, ground ginger, and black pepper until evenly blended.
03 -
Divide the mixture into 20 equal portions on a clean surface and roll each into a small ball. Arrange the meatballs on the prepared baking sheet.
04 -
Bake meatballs for 15 to 18 minutes until cooked through and internal temperature reaches safe level.
05 -
With about 10 minutes remaining on the meatballs, combine soy sauce, water, brown sugar, reserved pineapple juice, garlic, and ginger in a saucepan. Bring to a simmer over medium heat, stirring occasionally until sugar dissolves.
06 -
Make a slurry by mixing cornstarch and water, then whisk into simmering sauce. Reduce heat to low and cook for 5 minutes, stirring occasionally, until sauce thickens.
07 -
Toss baked meatballs in the sauce or serve with 1/3 cup sauce per 5 meatballs. Optionally sprinkle with sesame seeds before serving.