Add chopped onion and saute until translucent, 4 to 5 minutes. Stir often.
Add corn and cook for 2 to 3 minutes or until heated through.
In a glass measuring cup, whisk cornstarch with half and half.
Add to corn and stir in well. Cook until the mixture thickens.
Season with salt and pepper.
Serve.
Notes
Frozen corn works great in this recipe. You will need to thaw it out so no additional moisture is added.
Please note, that the nutrition value can vary depending on what product you use. The information below is an estimate. Always use calorie counter you are familiar with.