Place all of the taco meat ingredients into the bowl of a food processor and process until it resembles taco meat. Transfer to a bowl.
After washing and drying lettuce, separate each leaf.
Place tomatoes, onions and olives into small bowls.
Pit and slice avocado, slice lime and squeeze juice over the avocado to prevent browning.
Wash and dry cilantro.
If you like you can thin the sour cream out a bit with a small amount of almond milk.
ASSEMBLE
Scoop some of the almond/walnut taco meat into lettuce leaf, garnish with tomatoes, onions, olives, avocado, cilantro and finish with sour cream and a squeeze of lime.
Serve and enjoy!