Easy Beef with tortillas

2 teaspoons lime juice 2 teaspoons water 1 garlic clove 1/2 teaspoon chili powder 1/2 teaspoon oregano 1/2 lb roast beef (use sandwich meat from the deli)[...]

1 lb ground beef 1 (1 1/4 ounce) packet taco seasoning 1 (10 ounce) can mild diced tomatoes and green chilies 1 (16 ounce) can refried beans 10 (6 inch) flour[...]

2 teaspoons lime juice 2 teaspoons water 1 garlic clove 1/2 teaspoon chili powder 1/2 teaspoon oregano 1/2 lb roast beef (use sandwich meat from the deli)[...]

1 lb hamburger 2 cups four-cheese Mexican blend cheese 1 (2 1/2 ounce) can black olives 1 (16 ounce) can stewed tomatoes (I like the spicy mix) 1 (16 ounce)[...]