01 -
Bring a large pot of water to a boil. Add spaghetti noodles and cook until just al dente, then drain thoroughly.
02 -
Heat a skillet over medium heat. Crumble in ground beef and cook, stirring frequently, until fully browned with no pink remaining.
03 -
Sprinkle taco seasoning over the beef and pour in water. Stir well to coat the meat evenly and reduce heat to low. Simmer to blend flavors.
04 -
Stir in undrained chili beans, tomato sauce, and Velveeta cubes. Cook gently over low heat until Velveeta melts and creates a creamy sauce.
05 -
Transfer the beef and cheese sauce to the drained pot of noodles. Toss thoroughly to ensure all pasta is evenly coated.
06 -
Grease a 9x13 inch baking dish. Pour the combined mixture in and spread evenly to cover all corners.
07 -
Sprinkle shredded cheese evenly over the top. Bake uncovered in a preheated 350°F oven for about 20 minutes or until cheese is melted and casserole is bubbling around the edges.