This oven baked 3-ingredient company casserole is the kind of thing you’d expect to find scribbled on a yellowing index card in a metal recipe box—because that’s exactly where it comes from. My aunt started serving this in the early 1960s when “company” meant neighbors dropping by and you needed something comforting, filling, and unfussy. It leans on mid-century pantry staples: canned soup, boxed pasta, and a can of chicken. Somehow, though, the combination still feels cozy and nostalgic rather than dated. It bakes up into a creamy, golden, bubbly dish with tender pasta, generous bites of chicken, and a crisp top that practically begs for a wooden spoon and a crowded table.
This casserole is rich and comforting, so I like to balance it with something fresh and crisp: a simple green salad with a sharp vinaigrette, sliced tomatoes with a sprinkle of salt and pepper, or steamed green beans tossed with lemon. Warm dinner rolls or buttered toast are very much in the spirit of the original 1960s table, and they’re great for scooping up the creamy sauce. For a fuller spread, add a fruit salad or a simple gelatin dessert to lean all the way into the retro vibe.
Oven-Baked 3-Ingredient Company Casserole
Servings: 6

Ingredients
12 oz elbow macaroni or small shell pasta, uncooked
2 cans (10.5 oz each) condensed cream of chicken soup
2 cans (12.5 oz each) canned chunk chicken breast, well drained
Directions
Preheat your oven to 375°F (190°C). Grease a 9x13-inch glass baking dish with a light coating of butter or neutral oil so the casserole doesn’t stick.
Bring a large pot of well-salted water to a boil. Add the pasta and cook for 2–3 minutes less than the package directions for al dente; you want it quite firm, since it will continue cooking in the oven. Drain the pasta thoroughly.
While the pasta drains, add the condensed cream of chicken soup to a large mixing bowl. Do not dilute the soup with water or milk; you want it thick and concentrated, like the original 1960s versions.
Add the drained canned chicken to the bowl with the soup. Use a fork to break up any large chunks of chicken so they’re bite-sized but still visible. Stir until the chicken is evenly coated in the soup.
Add the hot, drained pasta to the bowl and gently fold everything together until the pasta is fully coated and the chicken is evenly distributed. The mixture will be thick; that’s what helps it bake into a creamy, cohesive casserole.
Transfer the mixture to the prepared 9x13-inch glass baking dish, spreading it out into an even layer. Use the back of a spoon to smooth the top slightly so it browns evenly, but don’t worry about making it perfect—those little ridges will catch golden spots in the oven.
Place the baking dish on the middle rack of the preheated oven. Bake for 25–30 minutes, or until the casserole is bubbling around the edges and the top is lightly golden in spots. If your oven runs cool, you may need an additional 5 minutes.
Remove the casserole from the oven and let it stand for at least 5–10 minutes before serving. This rest time allows the sauce to thicken slightly so the spoonfuls hold together while still staying creamy. Serve warm, scooping with a wooden spoon straight from the dish.
Variations & Tips
To stay true to the 1962 spirit, keep the ingredient list short and pantry-friendly, but there’s still room to adapt. If you prefer a slightly looser, creamier casserole, stir 1/4–1/3 cup of whole milk into the soup before mixing in the chicken and pasta (this technically adds a fourth ingredient but doesn’t change the core concept). For a subtle flavor boost that still feels period-appropriate, add a pinch of black pepper, a small shake of garlic powder, or a spoonful of grated Parmesan from the can. If you want a crispy top like many old family versions, sprinkle 1/2–3/4 cup plain dry breadcrumbs over the surface before baking and dot lightly with butter; again, that’s an extra ingredient but very authentic to the era. You can swap cream of chicken soup for cream of mushroom or cream of celery for a slightly different flavor, and leftover roasted or poached chicken can replace canned chicken as long as it’s cut into small chunks and you keep the total amount similar. For food safety, be sure to drain canned chicken well and avoid letting it sit at room temperature for more than 2 hours total. Leftover casserole should be cooled, covered, and refrigerated within 2 hours and eaten within 3–4 days; reheat until steaming hot all the way through (165°F/74°C) before serving. If freezing, cool completely, wrap tightly, and freeze for up to 2–3 months; thaw overnight in the refrigerator and reheat covered in the oven until bubbly.