To Prep
Mix all sauce ingredients in a bowl and allow to sit for 10 mins.
To Cook
Heat skillet with a little oil over high heat. Season beef with salt & pepper. Pan sear beef for 4-5 mins on each side. Remove and set aside, covered.
Reheat pan over medium heat and stir-fry the sauce until fragrant, about 5 mins. Add ABC Sweet Soy Sauce Kecap Manis, season with salt.
Slice beef sirloin. Serve over a bed of steamed rice with broccolini and carrots. Drizzle sauce over beef slices and garnish with fried shallots.