Melt butter over medium high heat in a medium sized saucepan.
4 tablespoons unsalted butter
Whisk the flour and garlic powder (if using) into the butter until incorporated and smooth.
3 tablespoons all purpose flour, ¼ teaspoon garlic powder
Slowly whisk in the milk and cook, stirring frequently, over medium high heat until the mixture has thickened, about 6 minutes. Season with salt and pepper.
2 cups whole milk, 1 teaspoon salt, ½ teaspoon white pepper
Add the peas and cook, stirring frequently, until the peas are heated through, about 4 minutes.
4 cups frozen peas
Stir in heavy cream and check for seasonings.
¼ cup heavy cream
Garnish with additional pepper, butter, fresh chopped chives or dill. Serve and enjoy!