Beef roast
1 c. catsup
1/4 c. brown sugar
1 tbsp. Worcestershire sauce
1/2 tbsp. cider vinegar

Put roast in crockpot. Combine rest of ingredients and pour over roast. Cook all day on low. Shred meat with fork. Serve in warmed flour tortillas or on hamburger buns. May also add shredded cheddar cheese to tortillas.