A cheesy dip for the onion lover in all of us. I serve it with crackers but you can also use breadsticks. Be careful about over-baking as the cheese will harden and be difficult to dip crackers in.

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Recipe Summary

prep:
10 mins
cook:
40 mins
total:
50 mins
Servings:
32
Yield:
4 cups
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Ingredients

32
Original recipe yields 32 servings
The ingredient list now reflects the servings specified
Ingredient Checklist

Directions

Instructions Checklist
  • Preheat oven to 350 degrees F (175 degrees C).

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  • Melt butter in a skillet over medium heat. Cook and stir sweet onion in hot butter until browned, 5 to 7 minutes; transfer to a bowl. Add mayonnaise to the onion and stir; pour into a 9x13-inch baking dish. Sprinkle Swiss cheese over the mixture.

  • Bake in preheated oven until the top is bubbling and lightly golden, about 35 minutes.

Nutrition Facts

64 calories; protein 1.9g 4% DV; carbohydrates 1.1g; fat 5.9g 9% DV; cholesterol 8.9mg 3% DV; sodium 41.8mg 2% DV. Full Nutrition

Reviews (5)

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Most helpful positive review

Rating: 5 stars
01/28/2014
This is an outstanding dip by instead of using just mayonnaise I used Hellman's mayonnaise with Olive oil it was just awesome. Crazmom in Indiana Read More
(3)
6 Ratings
  • 5 star values: 4
  • 4 star values: 2
  • 3 star values: 0
  • 2 star values: 0
  • 1 star values: 0
Rating: 5 stars
01/28/2014
This is an outstanding dip by instead of using just mayonnaise I used Hellman's mayonnaise with Olive oil it was just awesome. Crazmom in Indiana Read More
(3)
Rating: 5 stars
11/21/2016
Really good. Even the kids likes it. The edges got extra brown and every one was fighting over the "crispy edges". Read More
(1)
Rating: 4 stars
08/25/2015
The browned onions added a lot of flavor to this. Don't use too much butter or you will end up with a greasy dip. Read More
(1)
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Rating: 5 stars
12/31/2015
Delicious. Just delicious. Read More
Rating: 4 stars
01/20/2016
Made this for Christmas day buffet. I LOVED it! The family turned up their nose when I told them what it was but they kept coming back for more. Read More