01 -
Preheat oven to 220°C and position rack in the upper third. Lightly grease a large baking sheet with olive oil or line with parchment paper.
02 -
Arrange sweet potatoes and brussels sprouts on half of the baking sheet. Drizzle with 1 tablespoon sesame oil, season with salt, and toss to coat. Position brussels sprouts cut-side down. Roast for 15 minutes.
03 -
While vegetables roast, combine breadcrumbs and milk in a large bowl. Let soak for 5 minutes. Meanwhile, prepare scallions, separating white and green parts, and mince garlic.
04 -
Add ground beef, scallion whites, ginger, garlic, salt, and Gochujang to the breadcrumb mixture. Mix thoroughly with clean hands. Form into approximately 22 meatballs (about 3.8cm diameter) using a medium cookie scoop.
05 -
Remove baking sheet from oven. Place meatballs in a single layer on the empty half. Drizzle with remaining sesame oil. Return to oven and bake for 14-16 minutes, until meatballs reach 74°C internally and vegetables are tender and crisp.
06 -
While everything bakes, combine soy sauce, maple syrup, rice vinegar, garlic, ginger, and Gochujang in a medium saucepan. Bring to a boil over medium-high heat.
07 -
Whisk cornstarch slurry into the boiling sauce. Continue stirring for 1-2 minutes until thickened. Remove from heat and reserve 80ml in a separate bowl for serving.
08 -
Transfer baked meatballs to the saucepan with remaining BBQ sauce and coat thoroughly. Return glazed meatballs to the baking sheet. Switch oven to broil and broil everything for 2-3 minutes until sauce bubbles and vegetables develop a light char.
09 -
Transfer to serving plates, drizzle with reserved BBQ sauce, and garnish with sliced scallion greens and sesame seeds.