A simple question on Reddit sparked a long and surprisingly passionate conversation. Someone asked what ingredient instantly ruins a dish, no matter how well it’s cooked or presented. The responses were overwhelmingly fast and very specific. This wasn’t about food trends or technical mistakes, but rather personal deal breakers that make people push a plate away instantly.
Reading through the thread feels like sitting at a crowded table where everyone has one food hill they will absolutely die on. The comments are blunt, funny and deeply opinionated. Patterns start to emerge quickly, especially around certain herbs, textures and flavors that people say overpower everything else on the plate.

Cilantro Starts the Loudest Arguments
Cilantro dominated the thread from the start. Many people said even a small amount instantly ruins a dish. This crowd picks it out of tacos, rice bowls and salsas only to still taste it afterward.
Several commenters mentioned the well known soap association, but most focused on how aggressively cilantro takes over a dish. Once it’s added, nothing else gets a chance.
Raw Onion Is a Deal Breaker for Many
Raw onion came up nearly as often as cilantro. Cooked onions didn’t get the same reaction. The problem is raw onion showing up where it’s not wanted like burgers, salads, sandwiches and tacos.
People talked about the sharp bite lingering long after the meal is finished, even after brushing their teeth.
Licorice Style Flavors Cause Immediate Rejection
Ingredients with licorice type flavors drew strong reactions. Fennel seeds, anise and similar taste profiles were mentioned often. People talked about sausage, soups and sauces where these flavors stood out in an unwanted way. Licorice is a loud flavor and impossible to ignore.
Olives Are Hard to Escape Once They Appear
Olives sparked a surprising amount of agreement. The most common complaint was not texture but how the flavor spreads. Picking olives off didn’t fix the problem because the taste stays behind in the sauce, cheese or bread.
Commenters mentioned pizza and salads most often. Once olives touch the dish, it no longer matters whether they’re removed. The flavor is already there, and for many people, that’s enough to ruin the meal.
Nuts That Feel Out of Place in Desserts
Walnuts in baked goods came up several times. People described the bitterness and texture as disruptive, especially in desserts that were otherwise soft and sweet. Biting into a brownie or cake and hitting a hard piece of walnut feels jarring to many.
The frustration with walnuts isn’t about the nut itself as much as it showing up where people wanted a smooth, consistent texture. For those commenters, walnuts pulls attention away from the dessert instead of adding to it.
Texture Alone Can Be Enough
Some ingredients were disliked almost entirely for their texture. Mushrooms were one of the most common examples. People used words like slippery and rubbery and said it didn’t matter how they were cooked.
Water chestnuts also appeared in this category. Commenters said they added crunch without much flavor and distracted from the rest of the dish. The issue isn’t the flavor with these ingredients, just that the texture feels unnecessary and out of place.

Condiments That Mask Everything Else
Ketchup and mayonnaise both earned mentions as ingredients that can shut down a dish. The complaints focused on how quickly these condiments become the dominant flavor.
Once added, they’re described as covering up everything else rather than complementing it. For some commenters, the presence of either was enough to stop eating altogether.
Small Add Ins With Big Impact
Capers appeared multiple times as an ingredient that changes a dish completely. The briny punch was described as sharp and distracting for many people.
Several commenters said capers were easy to miss on a menu and frustrating to encounter unexpectedly. Guess this crowd isn’t down for a piccata dish.
What the Thread Really Shows
Reading through the responses makes one thing clear. Food preferences are deeply personal and rarely neutral. People remember exactly which ingredient ruined a meal and how it made them feel at the time.
Gina Matsoukas is an AP syndicated writer. She is the founder, photographer and recipe developer of Running to the Kitchen — a food website focused on providing healthy, wholesome recipes using fresh and seasonal ingredients. Her work has been featured in numerous media outlets both digital and print, including MSN, Huffington post, Buzzfeed, Women’s Health and Food Network.













