- 7 tablespoons butter
- 2 sweet onions (such as Vidalia®), thinly sliced
- 1 pound Jarlsberg cheese, shredded
- 2 cups mayonnaise (such as Hellman's®)
- 1 pinch paprika, or more to taste
- Preheat oven to 350 degrees F (175 degrees C).
- Melt butter in a large skillet over medium heat. Cook and stir onions in hot butter until soft and translucent, 7 to 12 minutes. Cool.
- Stir onions, Jarlsberg cheese, and mayonnaise together in a large bowl. Spread cheese mixture into 2 pie dishes. Sprinkle the tops with paprika.
- Bake in the preheated oven until dip puffs slightly and cheese is melted, 25 to 30 minutes.