Something magical happens when you top food with mayonnaise and cheese and then bake it. It forms this amazingly crisp but still creamy crust.

Olga's Flavor Factory
I'm Olga. A nurse by night, a wife, mother and homemaker by day, I love to cook and entertain.
http://www.olgasflavorfactory.com
33MINS
Total Time
$6.41
Cost Per Serving
Ingredients
Servings
4
us / metric

1
Large Onion, thinly sliced

4 Tbsp
Mayonnaise

1 tsp
Dijon Mustard
Nutrition Per Serving
Calories
440
Fat
24.0 g
Protein
50.7 g
Carbs
1.4 g