Cajun Crabmeat Au Gratin Recipe

Ingredients

• 2 egg yolks
• 12 fluid ounces heavy cream
• 0.25 cup butter
• 1 large yellow onion, minced
• 1 stalk celery, minced
• 1.5 teaspoons salt
• 0.5 teaspoon cayenne pepper
• 1 teaspoon garlic powder
• 1 teaspoon Creole seasoning
• 0.25 cup all-purpose flour
• 0.5 cup shredded Cheddar cheese
• 0.5 cup shredded American cheese
• 1 pound cooked crabmeat
• 1 cup shredded sharp Cheddar cheese
• 1 bunch green onions