Heat oil in a dutch oven over medium high heat. Season ribs with salt, pepper & garlic powder. Place one package at a time into oil. Brown ribs on all four sides, for about 8 minutes. In the meantime, whisk soy sauce, water, brown sugar, vinegar, sesame oil & red pepper flakes in bowl.
After 8 minutes, add ribs to croc pot. Cook other package the same way. Add a spoonful of oil to croc pot. Add carrots & onions to pan, mix. Cook until brown. Add minced garlic, cook for 1 minute.
Remove carrots/onions & place in whisked sauce you just made. Pour into croc pot. Cover & cook for 4.5 hrs on high or 9.5 hrs on low. Garnish with green onion & sesame seeds if desired. Best served over mashed potatoes or rice.
