Caramelized Onion And Cheese Bites
["1 large onion, halved and thinly sliced", "1 Tbsp. olive oil", "1/3 c. coarsely chopped walnuts", "1 tsp. sugar", "1 Tbsp. Dijon style mustard", "16 (1/4-inch) thick slices Baguette French bread", "1/2 c. Parmesan or Romano cheese"]
["In a large skillet, cook the onion in hot oil about 3 minutes or just until tender.", "Add the walnuts and the sugar.", "Continue to cook and stir about 5 minutes more or until the onion is slightly caramelized and walnuts are lightly toasted.", "Stir in the mustard."]
["onion", "olive oil", "walnuts", "sugar", "mustard", "bread", "Parmesan"]