Add the butter and onion to a large skillet over medium heat, and cook until the onion softens and becomes translucent.
2 tablespoon(s) unsalted butter, ½ white onion
Add the flour, salt and pepper, and cook for 3 to 4 minutes.
3 tablespoon(s) all-purpose flour, ½ teaspoon(s) salt, ½ teaspoon(s) ground black pepper
Pour in the milk, heavy cream and sugar and stir until it starts to thicken again, about 5 minutes.
1 cup(s) whole milk, ½ cup(s) heavy cream, 2 tablespoon(s) granulated sugar
Add the corn to the pan and stir once again to combine. Continue to cook for 4 to 5 minutes until the corn is warmed through, then serve with freshly minced parsley for garnish if desired.
5 cup(s) golden sweet corn