How to Make In-N-Out Sauce


– Mayo – Ketchup – Sweet Pickle Relish – White Vinegar - Sugar

Step 1

Whisk mayo, ketchup, sweet relish, vinegar, & sugar in bowl.

Step 2

Chill for at least 30 minutes before serving.

About the Authors

We're Alec & Kat, the authors behind The Heirloom Pantry.  We teach approachable, elevated recipes for the home cook, greatly inspired by our Japanese and Italian heritage.