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Crab rangoon casserole with crispy wonton topping in white baking dish

Crab Rangoon Casserole

This creamy crab rangoon casserole is a baked version of your favorite takeout appetizer—easy, comforting, and family-approved. Filled with crab, cream cheese, and topped with a golden crunch, it’s a perfect make-ahead meal.
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Course: Casserole
Cuisine: American
Prep Time: 15 minutes
Cook Time: 30 minutes
Total Time: 45 minutes
Servings: 6 Servings
Calories: 290kcal
Author: Chloe White
Cost: $12

Equipment

  • 1 mixing bowl – for combining filling
  • 1 9x13-inch baking dish – for baking casserole
  • 1 spatula – for spreading and mixing
  • Measuring cups/spoons

Ingredients

  • Filling
  • 8 oz – Cream cheese softened
  • 1/2 cup – Sour cream or mayo
  • 1 tbsp – Soy sauce
  • 1/4 tsp – Garlic powder
  • 1/2 cup – Shredded mozzarella or Monterey Jack cheese
  • 1/4 cup – Chopped green onions
  • 1/2 lb – Imitation crab meat or real crab, chopped
  • Topping
  • 1 cup – Wonton wrappers sliced into strips
  • OR substitute with crushed chips, crackers, or fried onions
  • Optional – Cooking spray or oil for crisping

Instructions

  • Preheat oven to 375°F (190°C) and grease a 9x13-inch baking dish.
  • In a large bowl, mix cream cheese, sour cream, soy sauce, garlic powder, and shredded cheese until smooth.
  • Fold in crab and green onions gently until evenly combined.
  • Spread mixture into the prepared baking dish and top with more shredded cheese if desired.
  • Add crispy topping: arrange wonton strips on top and spray with oil.
  • Bake uncovered for 25–30 minutes, or until bubbly and golden brown.
  • Let rest for 5 minutes before serving.

Notes

Use gluten-free crackers and tamari for a GF version
For extra spice, stir in 1 tsp sriracha or red chili flakes
Can be frozen unbaked for up to 2 months
Try pairing with Tuna Casserole Recipe
or Buffalo Chicken Casserole
for a full dinner spread

Nutrition

Calories: 290kcal | Carbohydrates: 9g | Protein: 13g | Fat: 22g | Saturated Fat: 12g | Cholesterol: 60mg | Sodium: 540mg | Calcium: 150mg