Season the beef tips lightly with salt and pepper and place them in a slow cooker.
Stir together the stock, soy sauce, sriracha and garlic in a small bowl and pour over the meat.
Cover and cook on high for 3 hours.
Mix in broccoli, cover, and cook for an additional 30 minutes.
Note: Pairs well served over cauliflower rice.
Serving Size 1 Cup
* Percent Daily Values are based on a 2,000 calorie diet. Your daily value may be higher or lower depending on your calorie needs.