01 -
Heat a large nonstick skillet or wok over medium-high heat and add the toasted sesame oil. Allow the oil to shimmer before proceeding.
02 -
Add the lean ground beef to the skillet. Break it apart with a spatula and cook until browned and sizzling. Drain excess fat if necessary.
03 -
Incorporate the minced garlic and grated ginger into the browned beef. Stir continuously for about 30 seconds until fragrant without browning.
04 -
Introduce the shredded cabbage and julienned carrots. Toss frequently, cooking until the cabbage softens slightly but retains some crunch and the carrots are bright.
05 -
Pour in the soy sauce, rice vinegar, and oyster sauce. Stir gently to coat all ingredients evenly. Repeat stirring a few times for thorough integration.
06 -
Optionally, sprinkle crushed red pepper flakes according to taste, mixing well to distribute the heat evenly.
07 -
Stir in the cornstarch and water mixture quickly. Continue stirring for one minute until the sauce thickens and develops a glossy appearance that clings to the meat and vegetables.
08 -
Remove from heat and scatter sliced green onions on top. Serve immediately over jasmine or brown rice, or enjoy as is for a lighter option.