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50 g/2 oz butter or margarine
1 onion, chopped
30 ml/2 tbsp finely chopped celery
25 g/1 oz wholemeal flour
5 ml/1 tsp made mustard
600 ml/1 pt/2.5 cups milk
150 ml vegetable stock
Salt and freshly ground black pepper
100 g/4 oz/1 cup Cheddar cheese, grated
100 g/4 oz finely chopped raw mushrooms (optional)
A little cooked sweetcorn (corn), peas, etc. (optional)
Chopped parsley |