Ingredients

• 1/2 pound dried great Northern beans, sorted and rinsed
• 1 onion, chopped
• 3 tablespoons olive oil
• 3 cloves garlic, chopped
• 1 1/4 pounds ground lamb
• 3 carrots, peeled and diced
• 3 stalks celery, diced
• 1 1/2 cups canned roma tomatoes, with liquid
• 1/4 cup chopped fresh parsley
• 1 teaspoon dried thyme
• 1/2 teaspoon dried oregano
• fresh ground black pepper
• salt to taste
• 6 cups chicken broth
• 1/2 pound baby spinach leaves
• 4 ounces feta cheese, crumbled