2 T Butter
1 Medium Yellow Onion, diced small
1/4 C Ketchup
2 T Yellow Mustard
1 T Spicy Mustard
1 T Dijon Mustard
1 Can Hot Dog Chili Sauce
-In small saucepan over medium heat, melt butter, add in onions, cook 10 minutes. Reduce heat to medium low, add in all remaining ingredients except chili, cook 2 minutes. Reduce to low and add in chili, cook until chili sauce is warm.
Serve on your favorite hot dog. Enjoy!