Ham and cheese toastie

Name: Ham and cheese toastie
Prep time: 2 min
Cook time: 4 min
Total time: 6 min
Yield: 1 servings
Cuisine: British
Ingredients: 1 squeeze of American style mustard; 1 twist of Black pepper; 50 gr of Cooked ham slices; 1 handful of Grated mild cheddar cheese; 2 slices of Sliced bread; 1 slice of Unsalted butter