Prepare egg noodles according to package directions. Drain and place them in a large bowl.
Add eggs, sugar, raisins, cinnamon and vanilla; stir until well coated.
In a large skillet*, heat oil; add egg noodle mixture to skillet. Cook in skillet for 5 to 7 minutes; carefully turn to cook the other side. Remove from heat to large platter. Cut into servings. Garnish with apple slices if desired.
*To cook in oven: Preheat oven to 375. Spray 12-by-8-inch baking dish with non-stick cooking spray. Prepare noodle mixture as above. Spoon into prepared baking dish; bake 20 minutes or until noodles are set. Cut into serving pieces. Garnish as above.