Microwave Tuna Casserole Recipe
Microwave Tuna Casserole Recipe photo by Taste of Home
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Microwave Tuna Casserole Recipe

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My family digs into this moist, flavorful tuna casserole. Crisp celery along with zucchini and tomato give it a fresh twist. When I get home from work and we have to be somewhere else in 90 minutes, this is the recipe I rely on.
TOTAL TIME: Prep/Total Time: 20 min.
MAKES:6 servings
TOTAL TIME: Prep/Total Time: 20 min.
MAKES: 6 servings


  • 1/2 cup sour cream
  • 1/2 cup mayonnaise
  • 2 teaspoons prepared mustard
  • 1/2 teaspoon salt
  • 1/2 teaspoon dried thyme
  • 1/4 teaspoon dill weed
  • 5 cups cooked egg noodles
  • 2 cans (6 ounces each) tuna, drained and flaked
  • 1/2 cup chopped celery
  • 1/3 cup sliced green onions
  • 1 small zucchini, sliced
  • 1 cup (4 ounces) shredded cheddar cheese
  • 1 medium tomato, chopped

Nutritional Facts

1 cup: 407 calories, 25g fat (9g saturated fat), 79mg cholesterol, 554mg sodium, 27g carbohydrate (3g sugars, 2g fiber), 17g protein.


  1. In a small bowl, combine the first six ingredients; mix well. In a large bowl, combine noodles, tuna, celery and onions. Stir in the sour cream mixture. Spoon half into a greased 2-qt. microwave-safe dish; top with half of the zucchini. Repeat layers.
  2. Microwave, uncovered, on high for 4-6 minutes or until heated through. Sprinkle with cheese and tomato. Microwave, uncovered, 1 minute longer. Let stand for 3 minutes before serving. Yield: 6 servings.
Editor's Note: This recipe was tested in a 1,100-watt microwave.
Originally published as Microwave Tuna Casserole in Taste of Home June/July 1999, p25

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sonyabd User ID: 2596811 203160
Reviewed Jul. 19, 2013

"wonderful recipe. I have used greek yogurt in place of mayo and fresh dill and basil for spices. Kids love it and it is one of our fav recipes"

Lynne415 User ID: 1253681 33555
Reviewed Apr. 4, 2011

"I have been making this recipe since I first found it a few years ago. It's easy to make and very tasty! Love the addition of the zuchini in the dish. I it most of the time as written. I have sometimes added more cheese, but that's a personal preferance of my family. THANKS for sharing the is excellent!"

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