It’s quick and easy to make great-tasting frozen corn.
Place frozen corn in a medium skillet. Add water. Cover and heat over medium-low until how, about three minutes. Stir occasionally.
Add butter. Stir until butter melts and coats all the corn kernels. Season with salt and a pinch of sugar to taste.
Heat olive oil in a medium skillet over medium heat. Cook onions until soft, about three minutes.
Add corn and water. Stir to combine. Cover and heat over medium-low until corn is hot. Stir occasionally.
Add butter. Stir to coat. Season with salt and a pinch of sugar.