In a saucepan, melt the butter gently, then stir in the flour. Cook for 1–2 minutes over low heat to eliminate the raw taste.
30 g Unsalted Butter, 1 tbsp Plain Flour
Add the ale: Slowly pour in the ale while whisking continuously to avoid lumps.
100 ml Ale or Beer
Add the grated cheddar gradually, allowing it to melt into the sauce.
250 g Mature Cheddar Cheese
Stir in mustard, Worcestershire sauce, and a splash of milk. Season with salt and pepper.
2 tbsp Whole Milk, 1 tsp English Mustard, 1 tsp Worcestershire Sauce, Salt and Pepper
Toast the bread slices lightly on both sides.
4 slices Bread
Spoon the cheese mixture generously over each slice and grill until golden and bubbling.