Ingredients

• 2 ancho chile peppers, stemmed and seeded
  
• 1 ¹/₂ cups beef stock
  
• 2 tablespoons canola oil
  
• 1 cross-cut beef shank (approx. 2 pounds)
  
• ¹/₂ teaspoon cumin
  
• ¹/₂ teaspoon red chile flakes
  
• ¹/₂ large onion, thinly sliced
  
• 14 ounces canned crushed tomatoes
  
• ¹/₂ cup pumpkin pie filling, scraped out of about 1/3 of a pumpkin pie
  
• 8 cloves garlic, peeled
  
• leftover green beans
  
• rice or polenta, for serving
  
• salt to taste
  
• Better than Bouillon roasted beef flavor (optional, to taste)