Velveeta Taco Mac

1 lb ground beef
3 C water
1/3 C ketchup
1 to 2 tsp taco seasoning
2 C macaroni, uncooked
3/4 lb Velveeta cubed, or 8oz Kraft Classic Melts
for garnish: tortilla chips, green onion, tomatoes

Brown meat; drain. Stir in 3 C water, ketchup and seasoning. Stir in macaroni. Reduce heat; cover. Simmer 8-10 minutes or until pasta is tender. Add cheese, stir until melted. Sprinkle with crushed tortilla chips, chopped green onions and tomatoes just before serving.