caramelized-wine-and-onion-tart | appetizers | recipes

Ingredients

• 4 tablespoons butter
• 2 tablespoons olive oil
• 3 cups yellow onions, sliced thin
• 3 tablespoons fresh chopped parsley
• ½ cup Concannon Petite Sirah
• 4 teaspoons fresh thyme, stems removed and chopped
• 6 ounces prosciutto, chopped
• 1 cup gruyere cheese, grated
• 1 egg, beaten
• 1 sheet prepared pastry, thawed
• salt and pepper to taste