The first batch of Ferment Utrecht (Fermentum Ultrajectinum) was shared and dunk as a toast to new forms of communal production, between people and other, more than human urban life forms. The performance was held on Sunday 26 February and marked the close of the Grand Domestic Revolution exhibition at Casco, Utrecht.

Fermentum Ultrajectinum is a curative alcoholic beverage that taps into the energy and nutrient flows between Utrecht’s trees, bees, lice, plants, people and microbes. It is a simple recipe inspired by old pharmacist’s manuals and domestic know-how that draws on a complex trajectory of life worlds, histories and knowledges encountered in Utrecht.

An edible journey through the old collection and cloister garden of Centraal museum, Utrecht. Children can chomp their way through some of the most prominent vegetation seen within the museum collection. The plants symbolised in the paintings of Holy virgin as well as the museum's rich collection of 17th century still lives have been cultivated in the museum's former convent garden.

Floor Tinga, online article: 'De Eetbare Stad', Ruimtezicht, August 2010.

Utrecht beekeepers are awaiting the next batch of honey, which, given the predominance of lime trees blossoming right this very moment, the next inner city harvest will be the Lime flower batch.

Armen-Apotheek voor de provincie Utrecht (Pharmacopoea Pauperum, Provinciae Rheno-Trajectinae), 1830.

Utrecht (Consules et senatores Reipublicae Ultrajectinae), Pharmacopoea Ultrajectina, Trajecti ad Rhenum: apud Theodorum ab Ackersdyck, Utrecht, 1656.

Utrecht-based Ethiopian restaurant owner Zeleke Zerfu brews an ambrosia in his restaurant basement according to the Ethiopian recipe, Tej. Instead of using the leaves of Gesho (an indigenous Ethiopian plant related to the Sea Buckthorn,Rhamnus prinoides) he uses hops, which has a similar bitter agent.

Comparing the plants found in Utrecht city with those that are used in Chinese medicine with acupuncturist and Chinese herbalist, Dr Guo-Dong Wang

The relations between Utrecht and medicinal horticulture runs deep. The city's interest in medical plants reached its apogee in the 1630s. A specialized medical garden, the Hortus Medicus, was established to further cultivate plants and concoct herbal medicines as cures or tinctures to stave off the plague.

As a first try-out, I used the lime leaf flower and lime flower honey to make plump little madeleines inspired by the French wartime use of lime flour together with Marcel Proust's madeleine induced involuntary memory. Perhaps the most well-cited extract of Rembrance of Things Past is when Proust tatses a petite morsel of madeleine dipped in lime flower tea

Elderflower comes into bloom with the first burst of summer. There’s plenty of elder everywhere. Enough to satiate a city. I plucked a few dozen heads to turn to wine.

A temporary urbanibalist headquarters will be set up as part of Casco's Grand Domestic Revolution project in Utrecht; a convivial experimental kitchen-pharmacy hosting dinners, talks and consultations to transform ingredients collected from in and around the city of Utrecht into a treatment for common domestic ills of our time.

The edible vegetation that has lain siege over the former defense zone is made into a 'Fort Beleg'. Beleg in Dutch means both siege and sandwich spread.

Yesterday plant specialist Claud Biemans and I trekked out to Fort Ruigehoek, a former military defense fortress just outside of Utrecht, where we made an inventory of all the plants growing on the ruins of Fort Ruigehoek. One of the most prolific plants growing between the brickwork and pavement seams at this time of year is [...]