Preheat oven and lightly grease a 9x13 pan. Cook the egg noodles according to the package directions. Drain and add pasta to prepared pan.
In a frying pan add butter and onion. Sauté for 3-4 minutes. Add garlic cloves and flour. Sauté for 3 minutes. Slowly pour in chicken broth and milk and bring to a simmer, stirring constantly.
Once mixture has thickened, stir in peas, and tuna. Pour over pasta in the 9x13 pan. Add in cheddar cheese and toss to coat. In a small bowl, use a fork to mix together bread crumbs, parmesan, and olive oil. Sprinkle over the pasta.
Bake fore 20-25 minutes on 180° or according to your oven. Serve and enjoy!!