Tasty & Open Cheese Sandwich
Melted cheese with a crispy crunch of toasted bread is a proper match made in heaven. This cheese sandwich recipe is one of the simplest yet most satisfying meals when you need something quick and filling. The open sandwich takes it a step further, letting the cheese shine in every bite. Here’s an easy recipe you can make in just minutes.
How to Make
- 1.
Toast the Bread
Preheat your oven to 230°C. Place the bread slices on a parchment-lined baking tray and toast for a few minutes on each side until golden brown.
- 2.
Make the Roux
While the bread is toasting, melt butter in a small saucepan over low heat. Add the flour and stir for about 30 seconds until smooth and combined.
- 3.
Add the First Half of Milk
Gradually pour in half the milk, whisking continuously to prevent lumps. Stir until the mixture is smooth.
- 4.
Thicken the Sauce
Slowly add the remaining milk while stirring. Continue until the mixture thickens into a smooth paste.
- 5.
Melt in the Cheese
Add cheese slices, mustard (if using), and black pepper. Cook for 1–2 minutes, stirring until the cheese is fully melted and the sauce is creamy.
- 6.
Assemble the Bread
Spread the cheese sauce over the untoasted side of each bread slice, covering the surface evenly.
- 7.
Bake & Serve
Return the tray to the oven and bake for 5 minutes until the cheese topping is bubbly and golden brown. Serve hot with your favourite dip or sauce.
Fun Facts About Open Cheese Sandwich
- Cheese became a star topping on open sandwiches with Europe’s cheese-making boom in the 17th–18th centuries.
- Just like the world has adapted, there are variations of open cheese sandwiches.

