Taco Dip

1 pound ground beef
1 package taco seasoning
1 container sour cream
1 (8-ounce) cream cheese
1 (2-cup) bag shredded cheese
1 bag shredded lettuce

Brown the ground meat. Add ½ cup water and taco seasoning. Let meat cool. Mix sour cream and cream cheese together in a bowl until smooth. Put mixture into a 9 x 13 pan. When completely cooled, add meat. Add a layer of lettuce and cheese. Serve with tortilla chips.