
Preheat oven to 375°F (190°C).
Heat butter in a large non-adhesive pan at medium heat. Add Les Cultures de chez nous sliced leeks and cook for 6 to 7 minutes while stirring.
Reduce heat to medium-low and cook until leek has returned its water. Stir from time to time. Do not brown. Add cream and reduce until it thickens. Salt.
Meanwhile, broil bread slices on a baking sheet in the oven. Then, divide the leeks over the grilled bread. Add a cheese slice. Spread lightly with crushed pepper.
Oven bake for 15 minutes or until cheese is lightly gratin.
