Tuna Noodle Casserole Without Canned Soup

Why Homemade Sauce Is Worth It

• You control the salt. Condensed soup is salty before you add cheese and noodles.
• Real mushrooms. Browned until their liquid cooks off, so the casserole isn't watery.
• Sharp cheddar. Melts into the sauce and tastes like cheese, not "cheese product."
• Panko topping. Crispier than crushed chips and easy to keep on hand.

What You'll Need

• Wide egg noodles.
• Canned tuna. Two 5-ounce cans, drained well. Oil-packed tastes richer; water-packed is fine.
• Mushrooms, onion, garlic, butter, flour. The sauce base.
• Whole milk and chicken broth.
• Sharp cheddar, Dijon, frozen peas.
• Panko, butter, and parmesan for the topping.

How to Make It

Heat the oven to 375°F and grease a 9x13 dish. Boil the noodles 2 minutes less than the package says; drain. In a large skillet, cook onion and mushrooms in butter until the mushrooms are browned and dry, then add garlic. Stir in flour for a minute, then slowly whisk in milk and broth. Simmer until the sauce coats a spoon. Off heat, stir in Dijon, salt, pepper, and cheddar. Fold in tuna, frozen peas, and noodles. Spread in the dish, top with buttered panko and parmesan, and bake uncovered 20–25 minutes until bubbly and golden. Rest 5 minutes.

Troubleshooting

• Dry casserole. Sauce was too thick, or noodles absorbed it while sitting. Keep the sauce loose enough to coat, and bake soon after assembling.
• Bland. Needs salt, Dijon, and sharp cheddar. Taste the sauce before adding noodles.
• Soggy topping. Covered while baking, or too little butter on the panko. Bake uncovered.
• Watery. Mushrooms weren't cooked dry, or noodles were wet. Brown mushrooms fully; drain noodles well.
• Fishy. Old tuna, or not drained. Use fresh cans and press out liquid.

Which Tuna to Use

Avoid flavored pouches with heavy seasoning; they fight the cheddar sauce.

Variations

• No mushrooms. Skip them; add an extra cup of peas or diced celery sautéed with the onion.
• Egg-free pasta. Use short wheat pasta; same undercook rule.
• Chicken swap. Use 2 cups shredded cooked chicken instead of tuna.
• Crushed potato chips on top. Classic; use 1½ cups crushed chips instead of panko.

Make Ahead and Storage

Assemble without the topping up to a day ahead; refrigerate. Add topping and bake, adding 5–10 minutes if cold. Refrigerate leftovers within 2 hours and eat within 3–4 days. Reheat covered at 350°F with a splash of milk until 165°F. Freezing works; expect slightly softer noodles after thawing.

What to Serve With It

A simple green salad, brown sugar glazed roasted carrots, or steamed broccoli. For another creamy baked pasta night, crockpot chicken spaghetti is the slow-cooker cousin.

Cook's Tips

• Undercook the noodles; they keep cooking in the sauce.
• Grate cheddar fresh so it melts smoothly.
• Let it rest 5 minutes so scoops hold together.