In my previous blog post about coffee I discussed parameters you can influence once you have purchased your precious beans. These were brew ratio, total dissolved solids, extraction yield, grind size, water composition, water temperature and filter material. This time…
I only became a regular coffee drinker after I finished my PhD in chemistry and got a real job. The reason was that I had a 1 hour commute and I needed the caffeine to stay awake and focused. Prior…
Cream chargers containing 8 g of nitrous oxide each (N2O) to be used with an iSi whipper for whipping cream, making foams/espumas or pressurized infusions. A little more than a week ago Dave Arnold posted a great, new technique: “Infusion…
A perfect cup of coffee for a perfect morning! I have spent lazy summer days in a “Sommerhus” (e.g. “summer house”) in Denmark with my family and one thing I will share with you is the coffee I enjoyed every…
In New York the Experimental Cuisine Collective has been arranging regular seminars since 2007, in Paris Hervé This’ monthly seminar has been running for many years – and now finally the London Gastronomy Seminars are about to launch. To their…
As I mentioned in the post about the exciting color chemistry of nocino I picked some unripe walnuts last year in August when visiting family in Germany. These walnuts were in fact a little to ripe to make nocino from.…
Last year, while visiting family in Germany, I decided to pick some walnuts to bring home to Norway. They were not ripe, which was good, because I was planning to make nocino, a walnut liqueur. You can easily find a…
I have recently come to know Miss Silvia. She’s from Italy, weighs a good 14 kg and even my wife welcomed her in our kitchen! As home brew espresso afficionados will know by know, I’ve become the proud owner of…
Brazilian chiles in oil (very nice with Moqueca!) Oils and fats are long molecules which are mainly non-polar and hence the opposite of water which is a polar molecule. Ethanol which has both a polar and a non-polar end falls…
Extraction of cherries with ~45% ethanol in water Ethanol is a molecule with both a polar and a non-polar end, so it’s properties are somewhat in between those of water and oil (which will be the topic of the next…
