Spicy Beef Stew

Ingredients

• 1 cup walnuts
• 1 tbsp olive oil
• 1 tbsp unsalted butter
• 2.2 pounds beef chuck (trimmed, brought to room temperature)
• 2 medium brown onions (finely chopped)
• 4 garlic cloves (minced)
• ½ tsp salt
• ½ tsp ground cumin
• ½ tsp turmeric
• 1 tsp black pepper
• ¼ tsp ground cinnamon
• 1 tbsp brown sugar
• 2 tbsp all-purpose flour
• 3 cups low sodium beef broth
• 2 bay leaves
• 2 tsp sambal oelek (more or less to taste)
• ¼ cup raisins
• chopped parsley for serving (optional)