1 tablespoon melted, unsalted butter
1 tablespoon cold, unsalted butter
1/4 cup dry white wine
1-1/2 teaspoons Dijon mustard
1/3 cup grated Gruyere cheese
Salt, to taste
1 teaspoon chopped fresh parsley or chives, for garnish
oven to 300°F.
the baguette into 1/3-inch slices. Place on a baking sheet and brush
with the melted butter. Bake for 10 minutes, or until golden brown.
Keep the croutons warm.
the cold butter and white wine in a skillet and cook over medium heat
for 2 to 3 minutes, or until the wine is reduced by half. Remove from
the heat. Add the mustard and cheese and stir until the cheese is melted.