Slice your steak into thin strips cutting agains the grain. Place into a medium size bowl, coat with the cornstarch and toss so it is completely coated.
In a pan/skillet heat a couple tablespoons of canola oil. Add steak to into heated oil and cook until browned. Remove from the skillet and set aside in a medium bowl.
Add bell pepper into the pan and allow to cook until it becomes tender. Once cook remove peppers and place in the same bowl with the steak.
Add all of the ingredients for the sauce into the pan/skillet. Heat over a medium heat and whisk constantly for about 10 minutes allowing it to thicken up.
Add steak and and peppers into the thickened sauce. After a couple of minutes add in your cooked ramen and toss so everything is coated. Top with green onions and serve.