Directions

1. 1
   In a skillet, heat olive oil over medium heat.
2. 2
   Add onions and garlic; sauté until translucent.
3. 3
   Add mushrooms and cook until soft.
4. 4
   In a food processor, combine mushroom mixture with walnuts, salt, and pepper; blend until smooth.
5. 5
   Transfer to a container and refrigerate for at least 1 hour.