Onion Tart

Ingredients

• 6 eggs
• 2 cups cream
• Salt and pepper
• 2 tablespoons olive oil
• 1 cup each sliced yellow onions
• 1 cup sliced leeks, white part only
• 1 cup diced ham
• 1 cup grated Cheddar cheese
• 1 tablespoon chopped parsley
• 1 tablespoon chopped thyme
• 1 9-inch pie crust, homemade or prepared, blind baked