Panna cotta is something I’ve been contemplating, too. Modernist Cuisine at Home uses 4.3 g of 225-bloom powdered gelatin (Knox brand) for 530 g of liquid (milk, cream and fruit purée). Modernist Cuisine at Home lists silver sheet gelatin at exactly 160 bloom and Modernist Pantry has two different types of sheet gelatin which are listed as
The mixture that is going to turn into panna cotta should only simmer until the gelatin has dissolved. Boiling it will destroy the properties of the gelatin. Getting panna cotta out of the molds. Getting panna cotta out of its mold is an art in itself. To succeed: The panna cotta must have been cooled and been allowed to set for at least 4 hours.
Mix with a toothpick to saturate the gelatin in the water. Let it sit for at least 10 minutes to let the gelatin bloom (absorb the water and swell up). Place the milk in a saucepan. Heat the milk over medium heat, with the lid on. When the milk comes to a simmer, immediately turn off the heat and add the tea leaves. Whisk gelatin mixture into cream mixture until fully dissolved. Pour mixture through a fine wire-mesh strainer into a large measuring cup with a spout; discard solids. Stir in buttermilk. Pour Stir to dissolve. Heat gently if necessary but do not let the milk come to a boil. When the gelatin has completely dissolved, remove the milk base from the heat. Add the cream and buttermilk to the matcha / green tea base and stir to mix. Pour the panna cotta into serving dishes or molds. Chill until gelled. To make gelee, sprinkle gelatin over water. Place fruit and sugar in a small saucepan and simmer until the sugar has dissolved. Mix the gelatin into the strawberry mixture and stir until the gelatin has dissolved. Remove from heat, strain, and allow to cool so the gelee won’t melt the bottom layer. . 191 124 399 146 66 36 242 99 214

does panna cotta have gelatin