Yields 40-50 servings. 3 pounds ground beef 3 envelopes taco seasoning mix 3 heads lettuce, shredded 3 cups (12 ounces) shredded Cheddar cheese 3 cups chopped tomatoes 2 cups chopped onion 3 (4-1/4 ounce) cans chopped or sliced ripe olives, Read More …