Salmon Quiche

Ingredients (9)

• 1 sheet refrigerated pie crust
• 1 medium onion, chopped
• 1 tablespoon butter
• 2 cups shredded Swiss cheese
• 1 can (14-3/4 ounces) salmon, drained, flaked and bones removed
• 5 large eggs
• 2 cups half-and-half cream
• 1/4 teaspoon salt
• Minced fresh parsley, optional