Bertucci's Nolio Pizza

Bahan-bahan (8 porsi)

• 1 cup heavy whipping cream
• 1 teaspoon ground white pepper
• 1 medium lemon, (juiced)
• 1 medium onion, (thinly sliced)
• 1 tablespoon olive oil
• 1 1/2 cups shredded mozzarella cheese
• 1 cup (8 ounces) chopped or shredded prosciutto
• 1 ball pizza dough ((store-bought or homemade))