Spray a 6-8 quart crock pot with non-stick cooking spray.
Add onions to the bottom of the crock pot followed by the chunks of meat.
Add all of the seasonings.
Next, add beef broth and Rotel.
Cover and cook on high for 5-6 hours or low 8-10 hours.
Once meat is fork tender, remove the meat and shred
Heat each tortilla on the stove in a shallow pan over medium heat.
Add the desired amount of meat to each tortilla and roll up tightly.
Place rolled taquitos on a baking sheet, seam side down, until ready to fry.
In a deep fry pan, heat oil over medium high heat.
Place each tortilla into the hot oil, a few at a time, and deep fry until golden on all sides.
*Hold each tortilla with tongs as they are placed in the hot oil to help them stay together. Once they are secure and holding together, remove the tongs and add the next taquito, and repeat until all taquitos are fried.
Work in batches so the oil stays at the right temperature.
Top with shredded cheese and dip into you favorite dipping sauce.