Rustic Lentil Soup

Ingredients

• 2 tablespoons olive oil
• 1 tablespoon unsalted butter
• 2 ounces diced pancetta
• 2 strips bacon, diced
• 1 garlic clove, peeled and finely chopped
• 2 carrots, chopped
• 2 celery ribs, chopped
• 1 onion, peeled and coarsely chopped
• 2 small plum tomatoes, peeled, cored, and finely chopped
• 5 to 6 cups chicken stock
• 2 bay leaves
• 1 teaspoon salt
• 1/2 teaspoon fresh thyme leaves
• 1/2 teaspoon fresh oregano leaves
• 1/4 teaspoon hot red pepper flakes
• 1/8 teaspoon freshly ground black pepper
• 1 1/2 cups green lentils, rinsed and drained
• 1 russet potato, peeled and diced
• 1 to 2 italian sweet or hot sausage links (about 5 ounces)