Tortellini Soup (Tortellini in Brodo) | Saveur

Ingredients

• One 4 ¹⁄₂ lb. whole chicken, skin removed
• ¹⁄₂ large yellow onion
• ¹⁄₄ tsp. kosher salt
• 15 black peppercorns
• 3-4 tbsp. tomato sauce
• 2 cups all-purpose flour
• ¹⁄₂ tsp. kosher salt
• 2 tsp. olive oil
• 2 large eggs
• 2 large egg yolks
• 1 ¹⁄₂ cups ricotta, drained if watery
• 2 tbsp. finely grated Grana Padano or Parmigiano cheese
• Salt and freshly ground black pepper
• 4 thin slices prosciutto, torn into very small pieces