The 81-year-old Northern Westchester resident posted a video on Instagram on Thursday, Sept. 8, promoting Green Mountain Coffee Roasters' Pumpkin Spice brew.
"It's made with natural flavors," she said. "That means they stripped away the artificial, and left nothing but goodness. What can I say? We have a lot in common."
Watch the full video here.
Earlier this summer, Stewart, who owns a country farmhouse in the Bedford hamlet of Katonah, also advertised a clothing collaboration with the Anti-Social Social Club and her new Las Vegas restaurant on her Instagram page.
The eatery, named "The Bedford," held its grand opening in August.
- Earlier report - Look Inside: Celebrities Join Bedford's Martha Stewart For Launch Of New Restaurant
Click here to follow Daily Voice Bedford and receive free news updates.