Frequently Asked Questions (FAQ)
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Sweet Serotonin is an resident-based commercial micro-bakery in Illinois specializing in cookies.
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Deana Mrozowski runs Sweet Serotonin. To learn more, see the About page.
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We currently have a wide selection of cookies, including the classics loved by most, deluxe versions with intricate blends of unique flavors, and the ever-changing rotational menu from our Cookie Lab! Not in the mood for cookies? We also sell Marshmallow Dreams and are continuously working on other creations.
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Sealed: Remain fresh for 7-10 days upon receiving products, sometimes longer.
Sealed (fridge): Remain fresh for 2-3 weeks upon receiving products.
Sealed (freezer): Around 3 months.
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Cookies and Marshmallow Dreams are our specialty. However, we have every intention of expanding into other confections and pastries. We’re experimenting with Brownies, Dog Treats, Gluten Free (GF)/Vegan/High-Protein flavors, and a not-so-ordinary approach that lets users create their cookies. Follow our socials to be the first to learn about that!
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Please use our Custom Order form or message us directly via email or Instagram.
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All orders have a 48 hour lead time and we ship orders every Monday through Wednesday. All orders must be in by end of the day Saturday (11:59 PM CST) unless we’ve personally discussed a different time with you (e.g. custom orders).
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The Cookie Lab is a fancy name for our research and development efforts. We release two new cookie flavors monthly and create spontaneous creations for holidays or fun. Don’t want to miss a thing? Follow along!
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We currently have email, Instagram, and Facebook, but we plan to create more avenues of communication to make it easier than ever to contact us.