You can transform just about anything into a flavorful burrito filling with the right ingredients on hand. Yes, even leftover roast beef, which actually makes for a tasty and satisfying base. If you ...

Pre-heat oven to 350 degrees F. In a skillet, brown ground beef and onions, drain excess fat then add taco seasoning and water per packet instructions. Pour half the salsa in a shallow pan and dip the ...