1 (15 ounce) can whole milk
1/4 cup white sugar
2 teaspoons celery salt
3 tablespoons prepared mustard
1 tablespoon prepared horseradish
3 tablespoons lemon juice
1 teaspoon vanilla extract
In a large bowl, mix whole milk, sugar, celery salt, mustard, horseradish and lemon juice. Mix well and pour mixture into a large plastic container with a spray nozzle. Let cool until room temperature. Refrigerate approximately - overnight.
Slightly grease a large shallow dish.
Preheat oven to 350 degrees F (175 degrees C).
When mixture has cooled, place crust into prepared pan. Bake in preheated oven for 50 minutes. While crust is baking, fold in white mayonnaise.