Keto Beef Tacos in a lettuce shell

Ingredients:
– 1 Pound 90/10 Beef
– Taco Seasoning Packet
– Tomatoes
– Cheese
– Whole Romaine Lettuce Leaves
– Sour Cream(or substitute with plain non-fat Greek yogurt)

Directions:
– Brown your beef and drain grease. Season and cook with taco seasoning packet. 
– Throw down a lettuce leaf and top with beef, tomatoes, cheese(and avocado if you choose!)