Directions See How It's Made. 1  Cook corn according to package directions; I use the microwave. 2  Melt butter in saucepan, stir in flour and blend well. 3  Add milk, about 1/2 cup at a time, and blend with whisk.  Cook over medium heat until 1  thickened. Stir in sugar, salt and pepper.  Add cooked, drained 1  corn. Hint: sometimes I use part milk, part  cream.