Diane McMartin

Diane is a wine consultant, educator, and author of This Calls For A Drink. She is a graduate of the Culinary Institute of America's Wine and Beverage Certificate Program and a Certified Sommelier through the Court of Master Sommeliers.
The 12 Best Costco Wines, According to Our Wine Expert
Number 8 is a must-have for entertaining.
Sep 23, 2023
We're Calling It: This $12 Bargain Bottle of Red at Costco Is the Wine of Summer
Groceries
You won’t find a better price.
Jul 7, 2023
The $8 California White Our Wine Expert Is Buying at Aldi All Summer
Groceries
BRB, stocking up for summer.
Jul 4, 2023
I Run a Wine Store and This Is the Budget-Friendly Bubbly I’m Stocking Up on Right Now
Groceries
It's great in a mimosa or on its own.
Dec 15, 2022
The Non-Alcoholic Bottle of Bubbly Our Wine Expert Is Drinking This Holiday Season
Groceries
It's in a league of its own.
Nov 23, 2022
Champagne Doesn’t Make the Best Mimosas — Here’s What to Buy Instead
Groceries
The best bubbly for brunching
Nov 13, 2022
The $16 California White Our Wine Expert Is Buying at Costco All Summer Long
Groceries
It's super refreshing and, at just $16, it's also a real bargain.
Jul 27, 2022
The $8 Bottle of White Our Wine Expert Is Buying All Summer Long — At Aldi
Groceries
"It would be perfect for an afternoon at the beach or pool."
Jul 16, 2022
The $5 Bottle of White Our Wine Expert Is Buying at Trader Joe’s All Summer Long
Groceries
"I was surprised that my favorite white wine as of late is one that I’ve seen at TJ’s for years."
Jul 14, 2022
The $7 Italian Rosé Our Wine Expert Is Buying at Trader Joe’s All Summer Long
Groceries
It's perfect for a frugal staycation.
Jun 20, 2022
Costco Is the Only Place You Should Buy This Super-Popular Rosé
Groceries
At Costco, it's $17. Elsewhere, it's as much as $23!
Jun 13, 2022
5 Lower-Alcohol Bottles You Should Try This Summer, According to Our Wine Expert
Groceries
Including one that'll make you feel like you just got back from Italy!
Jun 11, 2022
The $10 Aldi Rosé Our Wine Expert Will Be Drinking All Summer Long
Groceries
Drink it with a Nicoise salad or just out of a tumbler by the pool.
Jun 8, 2022
The $15 French Red Our Wine Expert Is Buying at Costco All Winter Long
Groceries
This type of red wine is usually quite a bit more expensive.
Jan 18, 2022
The $10 Bottle of Red Our Wine Expert Is Buying All Winter Long … at Aldi
Groceries
"I want something that will go with burgers as well as roast chicken."
Jan 14, 2022
The $7 Trader Joe’s Bottle of Red Our Wine Expert Will Be Drinking All Winter Long
Groceries
"We could all use the wine equivalent of a Snuggie."
Jan 5, 2022
I’m a Certified Wine Expert and This Is the Only Bottle I’ll Buy at the Grocery Store
Summertime Wine
It's usually just $10!
Jul 23, 2021
25 Sommeliers on the One Wine They’re Drinking This Summer
Summertime Wine
"I’ll drink it by the lake, I’ll drink it with a steak."
Jul 18, 2021
I Tried Every Box of Wine I Could Find — Here’s What I’ll Buy from Now On
Taste Test
One brand in particular really stood out.
Apr 11, 2021
If Our Wine Expert Couldn’t Drink Wine, Here’s What She’d Reach For
Groceries
This is worth a read whether you're planning to do Dry January or not!
Dec 30, 2020
Why Takeout Fried Chicken and Sparkling Wine Is the Ultimate New Year’s Eve Dinner
Tips from The Kitchn
"The combo has become something of a modern food and wine cliché, but some clichés exist for a reason."
Dec 28, 2019
Tell Us the Wine Your Relatives HAVE to Have, and We’ll Give a Better Suggestion
Tips from The Kitchn
Not to yuck anyone's yum, but there's a good chance, you've been asked to pick up of a bottle of wine that you'd, um, rather not drink.
Dec 22, 2019
The 5 Best Wines to Drink with Your Hallmark Movie Marathon
Shopping
Here's what to drink while you watch fake snow float across the screen.
Dec 15, 2019
Our 10 Favorite Grocery Store Wines for Any Holiday Party
Shopping
They're all just $20 or less. And come recommended by our wine expert!
Dec 14, 2019
The Best Wine to Drink with the Classic Holiday Movies
Shopping
Guess which movie gets a Champagne-style sparkling wine?
Dec 8, 2019
Tell Us the Most Stressful Part of Your Holiday Season and We’ll Tell You What to Drink
Shopping
What goes best with awkward political conversations with an out-of-touch cousin?
Dec 6, 2019
How to Become the Wise Grown-Up Who Buys a Whole Case of Wine
Shopping
It's an investment in yourself and your future!
Nov 14, 2019
Why You Should *Never* Store a Bottle of Wine on Your Kitchen Counter 
Tips from The Kitchn
In fact, get it out of the kitchen entirely.
Nov 8, 2019
The Non-Alcoholic Bottle Our Wine Expert Is Stocking Up on Before the Holidays
Shopping
"In our culture, we mistakenly associate things like wine and spirits with sophisticated adulthood, which is obviously silly."
Oct 28, 2019
The Glass Cleaner Our Wine Expert Is Obsessed with Is Finally Back in Stock
Shopping
It took two years for the creator to develop!
Sep 4, 2019
3 Things to Drink This Summer Instead of Rosé
Wine
Has rosé jumped the shark?
Jun 13, 2019
This Wine Expert’s Choice for the Perfect $8 Rosé Glass Is Not What You’d Expect
Shopping
If you only read one story for National Rosé Day, make it this one!
Jun 8, 2019
If You Drink Wine, This Pro Says You’ll Love This $6 Amazon Find
When it comes to wine tasting, there’s a lot of terrible wine out there. And there are even more terrible wine accessories. Even the worst wine will give you a decent buzz, but a lot of wine paraphernalia is a true waste of money.
Jan 14, 2019
The Best Costco Wines for Everyone on Your Holiday Shopping List
You’re not going to find a wild grape variety no one’s ever heard of at Costco, and you’re definitely not going to find someone to make suggestions perfectly tailored to your taste. What you will find, though, are great deals on famous brands and some shockingly good Kirkland private-label wines. That’s why Costco is a great place to go for all your wine needs, if you’re looking to bring someone a bottle this holiday season.
Nov 23, 2018
We Held a Blind Taste Test of Wines from Costco, Trader Joe’s, and Aldi — Here’s How It Went
Tasting wine isn’t just for sommeliers who can call what vineyard a wine came from in a single sniff. Blind tasting helps you hone in on what you actually like without being influenced by labels, prices, or marketing, so it’s something that anyone who likes wine should try a few times. Plus, it’s fun! In order to find out what people really think of wines from Trader Joe’s, Aldi, and Costco, I strong-armed a few folks into blind tasting them. My tasters?
Nov 16, 2018