Step 1

Heat oven to 375 degrees.

Step 2

Spray an 8x8 baking dish (or even a glass pie plate for a cute look) with non-stick cooking spray.

Step 3

Place softened cream cheese, diced onion, and mayo in a medium size mixing bowl. Stir to combine.

Step 4

Add cheddar, mozzarella, and swiss to the bowl. Add salt and pepper to taste then mix to combine all of the ingredients.

Step 5

Spoon into baking dish and bake for 30-40 minutes. You want the top of the dip to be lightly browned on top.

Step 6

Serve with your choice of cracker or pita chip. This baked onion dip recipe goes with almost anything!