The reality TV star wed businessman Jason Hoppy Sunday at the Four Seasons restaurant in New York, People.com reports.
"I'm a real housewife!" Frankel wrote on Twitter Monday. "On way to honeymoon. best night of my life. your messages were so beautiful & sentimental. have a great week tweeps!"
The New York Daily News reports that during the ceremony, Frankel wore a wedding dress designed for her by Amsale. Her dog, 8-year-old Cookie, acted as ring bearer.
In attendance were co-star Alex McCord, her husband Simon van Kempen and Ramona Singer as well as "Today Show" co-host Hoda Kotb.
When she wasn't planning the wedding, Frankel said she was cooking up a storm in preparation of becoming a real housewife.
Frankel, also a self-proclaimed foodie, released her latest cookbook, "The Skinnygirl Dish: Easy Recipes for Your Naturally Thin Life."
She recently appeared The Early Show Saturday Edition's" Chef on a Shoestring, where she accepted the challenge of preparing a three-course, healthy, delicious meal for four on a budget of $40.
"The Real Housewives of New York City," which airs Thursdays, will feature a spin-off episode that will air the ceremony called "Bethenny's Getting Married."