1Preheat your oven to 350°F (175°C).
Cook the noodles according to the package instructions until al dente. Drain and set aside.
In a large mixing bowl, combine the cooked noodles, diced tomatoes (with juice), and refried beans. Mix well.
Grease a casserole dish with the vegetable oil.
Pour the noodle, tomato, and bean mixture into the greased casserole dish.
Sprinkle the shredded cheddar cheese evenly over the top of the mixture.
Bake in the preheated oven for 25-30 minutes, or until the cheese is melted and bubbly.
Remove from the oven and let it cool for a few minutes before serving.
Serve warm and enjoy your Tomato and Bean Noodle Casserole!