Mac N Cheese Chili

Serves 4

1 pkg. (14 oz.) Mac n Cheese Dinner
1 can (14-1/2 oz.) diced tomatoes, undrained
1 Lb. ground beef, cooked, drained
2 Tsp. chili powder

Prepare Dinner as directed on Mac n cheese and then add the rest of the ingredients cook until heated thoroughly; stirring occasionally.