Family Dinner Drama: AITA for Not Cooking a Separate Meal for Vegan Sister?
AITA for not making a separate vegan meal for my sister at a family dinner, sparking a debate on accommodating dietary choices?
A 28-year-old woman refused to eat the Sunday roast her sister planned, then acted like it was a personal attack. And when the family asked why she couldn’t just make do, the whole dinner turned into a vegan versus tradition standoff.
OP (30F) showed up with a full roast dinner, complete with sides like mashed potatoes, veggies, and gravy, specifically so her vegan sister would have options. But the moment her sister walked in and saw meat, she demanded a separate vegan meal, and OP said she didn’t have the ingredients or time to cook an entirely different dish.
The result was a tense dinner, barely-eaten plates, and a family split on whether OP was rude or just unwilling to run a second kitchen.
Original Post
I (30F) come from a big family that loves to gather for Sunday dinners. My sister (28F) recently went vegan and has been very vocal about it.
For this week's dinner, I planned a classic roast dinner with meat for everyone to enjoy. I made sure there were plenty of sides like mashed potatoes, veggies, and gravy that she could have.
When my sister arrived and saw the main dish was meat, she asked if I could cook her a separate vegan meal. I told her I didn't have the ingredients on hand and didn't have time to make a whole other dish.
I offered to make her extra sides instead. Well, she got really upset and said I was being insensitive and excluding her.
She barely ate anything, and the atmosphere was tense throughout dinner. Now, my family is split on whether I was in the wrong for not accommodating her dietary choice.
So, AITA?
The Tension of Dietary Choices
This family dinner drama highlights the growing tensions around dietary choices in social settings. The OP's refusal to cook a separate vegan meal for her sister isn't just about food—it's about family dynamics and the expectations that come with them. The classic roast symbolizes traditional family values, while the vegan sister represents a shift toward more modern, individual dietary preferences. It’s a microcosm of a larger societal shift where food isn't just sustenance; it’s a statement of identity.
Many readers can relate to being caught between family traditions and respecting personal choices. This conflict invites us to question where the line is drawn between accommodating loved ones and preserving our own values. It’s a debate that resonates across generations, making the story particularly compelling and relatable.
Comment from u/coffeelover82

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The second OP’s sister saw the roast, she immediately asked for a separate vegan meal, even though OP had already planned a meat-free-friendly spread with sides.
When OP said she didn’t have vegan ingredients on hand and couldn’t make a whole other dish, her sister went from “just asking” to “this is insensitive.”
This is similar to OP refusing their vegan sister’s dish at the annual dinner, sparking family debate.
Whose Responsibility Is It Anyway?
The crux of the debate lies in the question of responsibility—should the OP be expected to cater to her sister's dietary restrictions? Some readers argued that being vegan is a lifestyle choice, and expecting others to accommodate that can seem selfish. Others defended the sister, suggesting that a simple alternative could foster family harmony. This division reflects broader societal conversations about the balance between individual needs and communal gatherings.
Moreover, it raises questions about familial obligations. When does it become unreasonable to ask family members to make compromises? As dietary preferences diversify, these situations will likely continue to spark conflict, making this story a relatable snapshot of modern familial interactions.
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By the time the family sat down, her sister barely ate, and the roast dinner that was supposed to be cozy turned awkward fast.
Now everyone from OP’s family is weighing in, arguing whether offering extra sides was enough or whether OP should’ve cooked vegan from scratch.
What would you do in this situation? Share your opinion in the comments.
This story underscores the complexities of family gatherings in a world increasingly defined by personal choices. As dietary preferences evolve, how do we navigate the expectations of family traditions versus the need for inclusion? The OP's struggle resonates with many who face similar dilemmas, prompting us to consider: how do you balance tradition and individual needs at the dinner table?
What It Comes Down To
The tension at this family dinner highlights a clash between traditional values and modern dietary choices. The OP believed she had done enough by preparing side dishes for her vegan sister, reflecting a common expectation that family gatherings revolve around shared meals. However, her sister’s insistence on a separate vegan dish reveals a deeper desire for validation of her lifestyle choices, which many readers can relate to. This situation illustrates the ongoing struggle families face in balancing personal preferences with collective traditions, often leading to uncomfortable confrontations.
The roast might have been the main dish, but the real drama was who got to decide what “family dinner” means.
Before you judge OP, see how they handled the “cancel family dinner” standoff with a vegan sister.