Handcrafted Dessert Jars, Made With Love in Castro Valley, CA
Unique, not-too-sweet treats layered in glass or compostable jars. Perfect for weddings, corporate events, and parties. Free delivery within 30 minutes of Castro Valley.
Welcome to NICE JARZ!
Desserts in a Jar, Crafted for Bay Area Events
Skip the usual cake and cookie routine. At NICE JARZ!, every jar is hand-layered by Kim and Janet in a professional kitchen, using real ingredients and just the right amount of sweetness. Our desserts are not only delicious, but also convenient and beautiful. No need to cut, plate, or worry about utensils. We cater to weddings, corporate events, festivals, and private parties with options for vegan, gluten friendly, and sugar-free diets. With over 30 crowd-pleasing flavors (including our signature 'Extra Wet' Tres Leches and award-winning Banana Cream), your guests will remember your event for all the right reasons. Serving Castro Valley, Hayward, San Leandro, San Lorenzo, Oakland, Dublin, Pleasanton, Livermore, San Ramon, Walnut Creek, and more.
Who We Are
Bay Area’s Boutique Dessert Jar Specialists
We are Kim and Janet, the duo behind NICE JARZ! Every jar is made by hand in a commercial kitchen, ensuring top quality and complete control over every single order. Unlike traditional bakeries, we focus on desserts that are not too sweet, easy to serve, and always Instagram-worthy. Whether you choose our premium glass jars for an elegant wedding or our compostable cups for a high-volume festival, you get the same attention to detail and commitment to satisfaction. Our inclusive menu ensures everyone, vegan, gluten-friendly, or sugar-free, gets a treat they can enjoy. With free delivery within 30 minutes of Castro Valley and direct owner involvement in every step, your satisfaction is guaranteed.
Why Choose NICE JARZ!
The Unique Dessert Solution for Every Event
Host with confidence. NICE JARZ! delivers delicious, inclusive, and beautiful desserts, without the stress.
Award-winning flavors hand-layered in every jar
Vegan, gluten friendly, and sugar-free options
Reusable glass or compostable cups for any setting
Free delivery within 30 minutes of Castro Valley
Owner-operated with a satisfaction guarantee
Portion-perfect treats, not too sweet or too big
Our Services
Dessert Jars for Every Occasion
From weddings and corporate events to pop-ups and festivals, NICE JARZ! offers flexible, beautiful, and delicious solutions.

Event Orders
Bulk dessert jar fulfillment for weddings, corporate gatherings, and large parties. Minimum 10 jars per flavor.

Pop-Ups & Festivals
Catch us at local events like the Castro Valley Cherry Festival. Follow on Instagram for pop-up dates.
Community Favorites
What Our Bay Area Customers Are Saying
Our customers keep coming back for the unique flavors, personal service, and reliable delivery that NICE JARZ! is known for. From wedding planners in Walnut Creek to corporate hosts in Oakland, the response is clear: these are not just desserts, they are a highlight of the event. Read more on Yelp and see why so many in Castro Valley and beyond choose our jars for their gatherings.
FAQS
Answers About Our Dessert Jars and Event Services
What are Nice Jarz!?
We make unique, hand-layered "Desserts in a Jar" in 4 oz and 8 oz formats, avoiding the conventional "cake, cupcake, or cookie" offerings.
Who owns Nice Jarz!?
We are a 100% woman-owned boutique enterprise, co-founded and operated by Kim Bell and Janet Severin.
Are you a traditional bakery?
No, we firmly insist on being unique: "We’re not a cupcake or ice cream, we make desserts in a jar!"
What makes your desserts different?
Our strategic identity is predicated on a "not too sweet" and "just the right size" philosophy.
Where are you located?
Our operational footprint utilizes a commercial kitchen and personalized delivery based in Castro Valley, serving the greater Bay Area.










