Saute onion in oil until onion is dark caramel color about 20 to 30 minutes.
Combine onion, cheese, mayonnaise, and sriracha in a bowl.
Stir to combine.
Pour into a 1 and 1/2 quart casserole dish.
Bake, uncovered at 350 degrees F for 25 to 30 minutes or until hot and bubbly.
Serve with tortilla chips, corn chips, or a sturdy cracker
Notes
Recipe from Paula @CallMePMc.com All images and content are copyright protected. Please do not use my images without prior permission that includes copying the ingredient list or entire recipe and posting in the comments on Pinterest for Facebook. If you want to share this recipe, please simply link back to this post for the recipe.