Sandy'S Cheese - cooking recipe

Ingredients

1 cup Hellmann's mayonnaise (don't use a salad dressing like Miracle Whip, it isn't rich enough) or 1 cup Best Foods Mayonnaise (don't use a salad dressing like Miracle Whip, it isn't rich enough)
1 cup grated old cheddar cheese
1 onion, peeled and chopped
1 tablespoon butter (not margarine)

Preparation

Preheat oven to 350F degrees.
In a skillet, melt butter and saute onion until onion is translucent.
Add remaining ingredients and mix well.
Place in a small baking dish and bake for 20 minutes.
Serve warm with an assortment of crackers.