- 2 tablespoons butter
- 2 tablespoons all-purpose flour
- 1 cup milk
- 1 1/2 cups shredded Cheddar cheese
- salt and ground black pepper to taste (optional)
- Melt butter in a saucepan over medium heat; whisk flour into butter until smooth. Pour milk into butter mixture and stir with a wooden spoon to combine. Cook and stir until mixture thickens, about 3 minutes. Add Cheddar cheese and stir until cheese is melted, about 3 minutes more. Season with salt and pepper.