Quiche Lorraine

Ingredients

• 1 prebaked 9-inch pie shell or 10-inch quiche shell, cooled
• 1 c. light cream (half and half)
• 8 mushrooms (average to large size), stems removed or 2 oz. (canned), chopped
• 3 large eggs
• 1 c. diced cooked ham or bacon
• 1/2 to 3/4 c. Swiss cheese, shredded
• 1/4 c. onion, chopped
• 1/4 tsp. each: dry mustard, nutmeg and white pepper